Use this chart to practice your 5s count-bys and multiplications. Then have your Homework Helper test you. 1 5 = = = = = 25

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1 1-1 Use this chart to practice your s count-bys and multiplications. Then have your Homework Helper test you. In Order Mixed Up s 1 = = 10 = 1 = 0 = = 0 = = 0 = = = 10 = = 0 = 0 10 = 0 = 0 = 10 = 0 1 = = 1 UNIT 1 LESSON 1 Multiply with 1

2 1-1 Solve each equation. Then check your answers at the bottom of this page. 1. =. =. * =. =. =. =. 10 =. * 1 =. = 10. * = 11. =. * = 1. * 1 = = 1. = 1. = 1. = 1. = 0. * = 1. * = 1. = UNIT 1 LESSON 1 Multiply with

3 1-1 Study Plan Homework Helper Write each total. 1. = + = 10. = = 0. * = = 0 Write the s additions that show each multiplication. Then write the total.. = + + = 1. * = =. 1 = =. = = 0. = = UNIT 1 LESSON 1 Multiply with

4 1-1 Count by s to find the total number Stretch Your Thinking Liam starts at a number and counts by s. He counts by s six times and is now at the number. What number did Liam start counting from? Explain how you know. Possible answer given. Liam starts counting from. I know he counts by s six times to, so I can start at and count backward by s six times. UNIT 1 LESSON 1 Multiply with

5 1- Study Plan Homework Helper Write a multiplication equation to find the total number. 1. How many apples?. How many lenses? = = 1 Make a math drawing and label it with a multiplication equation. Then write the answer to the problem.. Beth put the dinner rolls she baked in bags, with rolls per bag. How many rolls did Beth bake? 0 rolls. Baya arranged her pennies into piles of. How many pennies did she have? pennies = 0 = UNIT 1 LESSON Multiplication as Equal Groups

6 1- Write each total. 1. = + + = 1. = = Write the s additions that show each multiplication. Then write the total.. * = = 0. = = 0 Write each product.. =. * =. = * = 11. = 0. 1 = 10. = * = 0 1. = 1. Stretch Your Thinking Draw a picture to show. Explain your drawing, and find the product. Possible drawing shown. Explanations will vary based on drawings. The product is 1. UNIT 1 LESSON Multiplication as Equal Groups

7 1- Home Study Sheet A s Count-bys Mixed Up Mixed Up s Count-bys Mixed Up Mixed Up 1 = = 10 = 1 = 0 = = 0 = = 0 = 10 = 0 = 10 = 1 = = = = 1 10 = 0 = 0 = 0 = 0 10 = = 0 = 10 = 1 0 = 1 = 0 = 0 = = = 1 = = = = = 10 = = 1 = 1 = 1 10 = 0 = 1 1 = = = 10 = = 1 = 10 = 0 = = 1 0 = 10 = 1 = 1 = = = 10 = = 1 = 1 = 10s Count-bys Mixed Up Mixed Up s Count-bys Mixed Up Mixed Up 1 10 = = 0 10 = 0 10 = 0 10 = 0 10 = 0 10 = 0 10 = 0 10 = = = = 0 10 = 0 10 = 0 10 = 0 10 = 0 10 = 0 10 = = = = = = 0 10 = 0 10 = = = 0 10 = 0 10 = 0 10 = 1 = = 1 = = = = = = = 1 10 = 0 = 1 = = = = 10 = 0 1 = = = = 1 1 = 1 = = = 1 = = = = 0 = 10 = UNIT 1 LESSON Home Study Sheet A

8 1- Home Signature Sheet Count-Bys Homework Helper Multiplications Homework Helper Divisions Homework Helper UNIT 1 LESSON Home Signature Sheet A

9 1- Study Plan Homework Helper Write a multiplication equation for each array. 1. How many muffins? = ; muffins. How many basketballs? = 0; 0 basketballs Make a math drawing for each problem and label it with a multiplication equation. Then write the answer to the problem.. Ellie arranged her trophies in rows, with trophies in each row. How many trophies does she have? Possible drawing: = 1. Maribel planted a garden with tomato plants in each of rows. How many tomato plants did she plant? Possible drawing: = 1 1 trophies 1 tomato plants UNIT 1 LESSON Multiplication and Arrays

10 1- Write each product * =. =. = * = 0. = 10. = 0 Write a multiplication equation to find the total number.. How many cubes?. How many sides? = 1. How many sides? =1 = 10. Stretch Your Thinking Miles has baseball cards. He wants to display the cards in even rows and columns. Draw two different arrays to show how Miles could display his cards. Label your drawings with a multiplication equation. Possible drawings and equations are shown. = = 10 UNIT 1 LESSON Multiplication and Arrays

11 1- Use this chart to practice your s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 = = 0 0 = = 10 = = 1 = 1 = 10 0 = 10 = 0 = = s = = 0 = 1 = 1 = = = 10 = 0 10 = = 0 = 1 = = 10 = 0 = 0 = 0 0 = 0 = UNIT 1 LESSON The Meaning of Division 11

12 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. =. =. =. = 10. =. 0 / =. =. = 0. _ 10. * = =. = 1. = = 1. = 1. = 1. _ = 0. = 1. = 1. = UNIT 1 LESSON The Meaning of Division

13 1- Study Plan Homework Helper Write a multiplication equation and a division equation for each problem. Then solve the problem. 1. Mandy s Diner has a total of 0 chairs. The chairs are divided equally among tables. How many chairs are at each table? = 0; 0 = ; chairs Show your work.. Tarek divided 0 nickels into piles. He put the same number of nickels in each pile. How many nickels were in each pile? = 0; 0 = ; nickels. A group of singers has members. The singers are arranged in groups of on the stage. How many groups are there? = ; = ; groups. Brianna arranged 0 marbles into an array with marbles in each row. How many rows of marbles were in her array? = 0; 0 = ; rows UNIT 1 LESSON The Meaning of Division 1

14 1- Make a math drawing for the problem and label it with a multiplication equation. Then write the answer to the problem. 1. Ann has boxes with crayons in each box. How many crayons does Ann have? crayons. Mr. Garcia displays the school trophies in rows of. How many trophies does Mr. Garcia display? 1 trophies Write a multiplication equation for each array.. How many dots? = = 1. How many cubes? = ; dots = 0; 0 cubes. Stretch Your Thinking Write a real world division problem using as the divisor. Then solve your problem. Answers will vary. Possible answer: There are stickers in a package. There are sticker sheets, each with the same number of stickers. How many stickers are on each sheet? = 1 UNIT 1 LESSON The Meaning of Division

15 1- Use this chart to practice your s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 = = 1 = = = 1 = = = = 1 = = 10 1 = s = 10 = = 1 1 = 1 = = = 1 10 = 0 0 = 10 = 1 = = = 1 10 = 0 = = 1 = 10 = UNIT 1 LESSON Multiply and Divide with 1

16 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. =. 0 =. * =. / =. 10 =. 0 =. 10 =. 1 =. = / = 11. =. _ 1 1. * = 1. = 1. = 1. 1 / = 1. = 1. _ = 1. * = 1. = UNIT 1 LESSON Multiply and Divide with

17 1- Home Check Sheet 1: s and s s Multiplication s Divisions s Multiplications s Divisions = 10 0 / = = / = = 0 = 1 = 1 1 = * = 1 / = 1 * = / = 1 = 0 0 = 10 = 1 = = 0 / = = 1 / = 10 * = 0 10 = * = 0 = 10 1 = / = = 10 / = = 1 0 = = 10 = * = 0 / = 10 * = 0 / = = / = = 1 1 / = = 0 0 = 10 = 0 = * = 1 / = * = 1 / = 1 = 0 = 0 * 1 = 10 = 0 = * = 10 0 = / = 10 = / = = 0 = 10 = = 1 * = = 1 = * = = / = 0 = 10 1 / = 10 = 1 = = 1 0 / = = 10 / = = = 1 = 1 1 = UNIT 1 LESSON Home Check Sheet 1: s and s 1

18 1 UNIT 1 LESSON Home Check Sheet 1: s and s

19 1- Study Plan Homework Helper Write an equation and solve the problem. 1. Tanya had 1 cups to fill with juice. She put them in equal rows. How many cups were in each row?. Rebecca has pairs of running shoes. She bought new shoelaces for each pair. How many shoelaces did she buy? cups, 1 = or = 1, =. Jason served his family dinner. He put carrots on each of the plates. How many carrots did Jason serve in all? shoelaces, =, =. Olivia filled vases with flowers. She put flowers in each vase. How many flowers did she put in the vases? 0 carrots, =, = 0. Devon has 0 model airplanes. He put the same number on each of the shelves of his bookcase. How many model airplanes did Devon put on each shelf? model airplanes, 0 = or = 0, = 0 flowers, =, = 0. There are eggs in a carton. They are arranged in rows with the same number of eggs in each row. How many eggs are in each row? eggs, = or =, = UNIT 1 LESSON Multiply and Divide with 1

20 1- Make a math drawing for the problem and label it with a multiplication equation. Then write the answer to the problem. 1. Kishore has stacks with books in each stack. How many books are there in all? books. Cindy had envelopes. She put stamps on each one. How many stamps did she use? stamps = = Write a multiplication equation for the array.. How many dots? = 1; 1 dots Multiply or divide to find the unknown numbers.. * =. =. = * = 0. =. 10 = 10. Stretch Your Thinking Explain how to solve the following problem using division and multiplication. There are 1 students in the classroom. There are students in each group. How many groups of students are there? Possible answer: I can divide 1 =. I can multiply = 1. There are groups of students in the classroom. 0 UNIT 1 LESSON Multiply and Divide with

21 1- Study Plan Homework Helper Write an equation and solve the problem. 1. On a wall, photos are arranged in rows with photos in each row. How many photos are on the wall?. An orchard has rows of apple trees. Each row has trees. How many apple trees are in the orchard? 1 photos; =, 1 0 apple trees; =, 0. Navin arranged his soccer trophies into equal rows. He has trophies. How many are in each row? trophies; = or =,. Jimet solved 0 multiplications. There were multiplications in each row. How many rows of multiplications did she solve? rows; 0 = or = 0,. Tickets to the school play cost $ each. Mrs. Cortez spent $1 on tickets. How many tickets did she buy? tickets; 1 = or = 1,. Josh has peaches for each of his friends. How many peaches does he have? peaches; =, UNIT 1 LESSON Building Fluency with s and s 1

22 1- Write a multiplication equation for each array. 1. How many dots?. How many dots? = 1; 1 dots = ; dots Multiply or divide to find the unknown numbers.. =. = 0. _ 1 1. =. * =. 0 = Write an equation and solve the problem.. There are 10 sunglasses on the display. Each has lenses. How many lenses are there? 0 lenses, 10 =, = Bryce draws 0 stars on his poster. He draws rows and puts the same number in each row. How many stars are in each row? stars, 0 = or = 0, = 11. Stretch Your Thinking Sarah has 10 stuffed animals. Explain two different ways she can group the stuffed animals so each group has the same number and no stuffed animals are left over. Possible answer: Sarah can group stuffed animals in groups, or she can group animals in groups. UNIT 1 LESSON Building Fluency with s and s

23 1- Use this chart to practice your 10s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 10 = = = = 0 10 = = 10 = 0 10 = = 10 = 0 10 = = 10s 10 = 0 10 = = 10 = = = 10 = = = 10 = 0 10 = = 1 10 = = = 0 10 = = 0 10 = UNIT 1 LESSON Multiply and Divide with 10

24 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page =. 1 =. * =. 0 / 10 =. = =. = 0. 0 =. 10 = 10. / = =. 1 = 1. * = 1. = = 1. _ 0 1. = = 0. = * = 1 1. = UNIT 1 LESSON Multiply and Divide with 10

25 1- Study Plan Homework Helper Write an equation and solve the problem. 1. Wendy has 100 cents. She wants to buy some marbles that cost 10 cents each. How many marbles can she buy?. Luis has 1 single socks. How many pairs of socks does he have?. Annabelle had 0 crayons. She gave of them to each of her sisters. How many sisters does Annabelle have? Complete the table = m or m 10 = 100, m = 10; 10 marbles 1 = p or p = 1, p = ; pairs 0 = s or s = 0, s = ; sisters Number of Nickels 1 Equations and letters for variables may vary. Samples are given.. Natalie turned off lights in each of the rooms of her house. How many lights did she turn off? = l, l = ; lights. Lana has nickels. She wants to buy an apple that costs 0 cents. Does she have enough money? = c; c = ; yes. Harvey wrote letters to 10 of his friends. Each letter was pages long. How many pages did Harvey write? 10 = p, p = 0; 0 pages 10 Total Amount UNIT 1 LESSON Multiply and Divide with 10

26 1- Write a multiplication equation and a division equation for each problem. Then solve the problem. Show your work. 1. Tara folds sweaters. She puts the same number of sweaters in each pile. There are piles. How many sweaters are in each pile? = ; = ; sweaters. Mr. McBride orders 0 new pencils. There are pencils in each box. How many boxes of pencils does Mr. McBride order? = 0; 0 = ; boxes Multiply or divide to find the unknown numbers.. =. _. 1 =. * = 0. =. 1 = Write an equation and solve the problem.. The books were put in equal rows on display. There were books. How many are in each row? books; = or =, 11. Stretch Your Thinking Explain how you know if a number can be divided by 10 evenly. If the number has a 0 in the ones place and is 10 or more, I know it can be divided by 10 evenly. 10. The class lined up in rows with students in each row. How many students are in the class? 1 students; =, 1 UNIT 1 LESSON Multiply and Divide with 10

27 1- Use this chart to practice your s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 = = = = 1 = = 1 = = 1 = = = 1 = S = = = 1 1 = 0 = 10 1 = = 10 = 0 = = = 1 10 = 0 = = = = = = UNIT 1 LESSON Multiply and Divide with

28 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. =. 1 =. * =. 0 / =. 10 =. =. = 0. _ = = =. = 1. * = 1. 0 = 1. = / = 1. = 1. = 0. _ 0 1. * = 1. = UNIT 1 LESSON Multiply and Divide with

29 1- Home Check Sheet : 10s and s 10s Multiplications 10s Divisions s Multiplications s Divisions 10 = / 10 = 10 = / = 10 = = = = 1 10 * = 0 0 / 10 = 10 * = 0 1 / = 1 10 = = = = 10 = 0 0 / 10 = = 0 / = * = = * 1 = = 10 = 0 10 / 10 = 1 = 1 1 / = = = = 1 = * 10 = 0 0 / 10 = * = / = 10 = 0 0 / 10 = = / = 10 = = = = * 10 = 0 0 / 10 = * = / = 10 1 = = 0 10 * = 0 10 = 0 10 = 0 10 * = = 10 0 / 10 = 0 10 = 0 / 10 = = = 1 = = * = = = * = 1 = / = = 1 / = 0 = 10 = = / 10 = 10 = 0 / = 10 = = = 1 1 = UNIT 1 LESSON Home Check Sheet : 10s and s

30 0 UNIT 1 LESSON Home Check Sheet : 10s and s

31 1- Study Plan Homework Helper Write an equation for each situation. Then solve Equations and letters the problem. for variables may vary. Samples are given. 1. The pet store has birds. There are birds in each cage. How many cages are there? = c or c = ; c = ; cages Show your work.. George told stories each night of the camping trip. The camping trip was nights long. How many stories did George tell? = s; s = ; stories. LaShawna blew up 0 balloons for a party. She made 10 equal bunches of balloons to put on the tables. How many balloons were in each bunch? 0 10 = b or 10 b = 0; b = ; balloons. There are floors in Redville City Hall. Every floor has offices. How many offices are in the building? = o; o = ; offices. Brigitte has 1 CDs. She can put CDs in the CD player at one time. How many times does she have to change the CDs to listen to all of them? 1 = t; or t = 1; t = ; times UNIT 1 LESSON Multiply and Divide with 1

32 1- Multiply or divide to find the unknown numbers =. = 1. = =. 10 * = 0. _ 0 Write an equation and solve the problem.. The parking lot has cars. There are cars in each row. How many rows of cars are there? rows; = or. A garden has rows of tomato plants. Each row has tomato plants. How many tomato plants are in the garden? =,. The museum has 0 plaques 10. Seven children each show hanging on the wall. The plaques fingers. How many fingers are in equal rows. How many are being shown? plaques are in each row? fingers; =, 10 plaques; 0 = or = 0, 10 Complete the table. 1 tomato plants; =, Number of Dimes 1 Total Amount Stretch Your Thinking The music teacher wants to line up the students to form an equal number of rows and columns for a performance. The music teacher wants rows. Draw an array to show how the students will be lined up for the performance. How many students will there be? 1 students UNIT 1 LESSON Multiply and Divide with

33 1- Home Check Sheet : s, s, s, and 10s s, s, s,10s Multiplications s, s, s, 10s Multiplications s, s, s, 10s Divisions s, s, s, 10s Divisions 10 = 0 10 = 0 1 / = / = 10 = 0 10 = 0 0 = = * = * 10 = 0 / = 1 / = 10 = 0 = = = = = 1 / = / = * = * = 0 = 0 10 = 10 = 0 10 = 0 1 / = / = 10 = 0 = 0 10 = 0 = 10 * = 1 * = 0 1 / = / = = 0 = 1 / = 0 / 10 = = 10 = 0 1 = 0 = 10 * 10 = 0 * = 1 0 / 10 = / = 1 = = 1 * = 10 = 0 = * = 0 1 = = 10 * 1 = 10 = 1 = 0 * = = / = = 0 / 10 = 10 = 0 = = 0 / 10 = 1 = 1 / = 0 = = 10 = 10 = 0 / = 1 / = 1 10 = 10 = = = UNIT 1 LESSON Home Check Sheet : s, s, s, and 10s

34 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. = =. * =. / =. =. 1 =. =. 1 =. = 10. / = = 0. _ 1. * = 1. 1 = 1. = 1. _ = = 0. = 1. * = 1. 1 / = UNIT 1 LESSON Building Fluency with s, s, s, and 10s

35 1- Study Plan Homework Helper Write an equation for each situation. Then solve Equations and letters for the problem. variables may vary. Samples are given. 1. Quinn rode his bike miles. He stopped for water every miles. How many times did Quinn stop for water? = t or t = ; t = ; times. Roy had bottles of juice. He put them in the refrigerator in rows. How many bottles were in each row? = b or b = ; b = ; bottles. Melinda has cousins. She called each one on the phone times this month. How many phone calls did she make to her cousins this month? = c; c = 0; 0 phone calls. Eric had picnic baskets. He put apples in each one. How many apples did he put into the picnic baskets? = a or a = ; a = 1; 1 apples. Janelle won tickets at the fair. She traded the tickets for prizes. Each prize was worth the same number of tickets. How many tickets was each prize worth? = t or t = ; t = ; tickets. Grace has read chapters in each of her books. How many chapters has she read in all? = c or c = ; c = 1; 1 chapters UNIT 1 LESSON Building Fluency with s, s, s, and 10s

36 1- Write an equation and solve the problem. 1. Maria wants some pens that cost $ each. She spends $ on pens. How many pens does she buy?. Mrs. Lee has crayons for each of her 10 students. How many crayons does Mrs. Lee have? pens; = or 0 crayons; 10 = =,, 0 Multiply or divide to find the unknown numbers.. 1 =. = = =. _ 1. * = Write an equation and solve the problem. Equations and letters for variables may vary. Samples are given.. The art teacher has paintbrushes. There are paintbrushes in each box. How many boxes are there? = b or b = ; b = ; boxes 10. There are plates. Jamie puts strawberries on each plate. How many strawberries are on the plates? = s; s = ; strawberries 11. Mr. Kim receives an order of 0 new books for the media center. He displays the same number of books on each of shelves. How many books are on each shelf? 0 = b or b = 0; b = ; books. Stretch Your Thinking Write a word problem using and 10 as factors. Write an equation to solve your problem. Possible answer: My mom cuts apples. Each apple is cut into 10 slices. How many slices of apples does my mom cut? 10 = s; 0 slices of apples UNIT 1 LESSON Building Fluency with s, s, s, and 10s

37 1-10 Use this chart to practice your s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 = = = = = 1 1 = = 1 = = 1 = = = s = 1 = 1 = = 0 = 10 = = 1 = 1 = = 10 = 0 = = 10 = 0 = 1 = 1 = 1 = UNIT 1 LESSON 10 Multiply and Divide with

38 1-10 Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. =. _. * = 1. 1 / =. = 0. 1 =. = =. = 10. / = =. 1 = 1. * = 1. = 1. = 1. _ 1. = = 0. 1 = 1. * = / = UNIT 1 LESSON 10 Multiply and Divide with

39 1-10 Study Plan Homework Helper Write an equation and solve the problem. 1. Greg has hats. He has worn each one times this year. How many times this year has he worn a hat? = t, t = ; times Equations and letters for variables may vary. Samples are given.. Keenan has won award ribbons. He hung them on his wall in rows, with the same number of ribbons in each row. How many ribbons are in each row? = r or r =, r = ; ribbons. Mai went to the movies times this month. She paid dollars to see each movie. How much did she spend in all? Find the total number by starting with the fifth count-by and counting from there.. How many bananas are in these bunches?. Tess planted tomato seeds in her garden. She planted them in an array with rows. How many seeds were in each row? = d, d = ; $ = s or s =, s = ; seeds UNIT 1 LESSON 10 Multiply and Divide with

40 1-10 Multiply or divide to find the unknown numbers. 1. =. 10 = 0. =. * = =. * 10 = 0 Write an equation for each situation. Then solve the problem. Equations and letters for variables may vary. Samples are given.. The museum has 1 pictures displayed. There are pictures hanging in each room. How many rooms are there? 1 = r or r = 1; r = ; rooms. Brian has 10 friends at his party. He gives each friend baseball cards. How many baseball cards does he give his friends? 10 = b; b = 0; 0 baseball cards. Stretch Your Thinking Anita wants to buy a box of glitter packets to divide evenly among her three art classes. She doesn t want any glitter packets left over. Which box of glitter packets should Anita buy? packets packets packets Sample response: She should buy the box marked packets because it is the only number that you can divide by with none left over. She can make groups of. 0 UNIT 1 LESSON 10 Multiply and Divide with

41 UNIT 1 LESSON 11 Home Multiplication Strategy Cards 1

42 10= 10= = = 10 1= 1= = 1= UNIT 1 LESSON 11 Home Multiplication Strategy Cards

43 UNIT 1 LESSON 11 Home Multiplication Strategy Cards

44 1= 1= = = 1 1 1= = = UNIT 1 LESSON 11 Home Multiplication Strategy Cards

45 UNIT 1 LESSON 11 Home Multiplication Strategy Cards

46 = = = = = = = UNIT 1 LESSON 11 Home Multiplication Strategy Cards

47 UNIT 1 LESSON 11 Home Multiplication Strategy Cards

48 = = = = = = = = UNIT 1 LESSON 11 Home Multiplication Strategy Cards

49 UNIT 1 LESSON 11 Home Multiplication Strategy Cards

50 1= = UNIT 1 LESSON 11 Home Multiplication Strategy Cards

51 UNIT 1 LESSON 11 Home Division Strategy Cards 1

52 UNIT 1 LESSON 11 Home Division Strategy Cards

53 UNIT 1 LESSON 11 Home Division Strategy Cards

54 UNIT 1 LESSON 11 Home Division Strategy Cards

55 UNIT 1 LESSON 11 Home Division Strategy Cards

56 UNIT 1 LESSON 11 Home Division Strategy Cards

57 UNIT 1 LESSON 11 Home Division Strategy Cards

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59 0 0 UNIT 1 LESSON 11 Home Division Strategy Cards

60 UNIT 1 LESSON 11 Home Division Strategy Cards

61 UNIT 1 LESSON 11 Home Division Strategy Cards 1

62 UNIT 1 LESSON 11 Home Division Strategy Cards

63 UNIT 1 LESSON 11 Home Division Strategy Cards

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65 1 1 UNIT 1 LESSON 11 Home Division Strategy Cards

66 UNIT 1 LESSON 11 Home Division Strategy Cards

67 1-11 Home Study Sheet B s Count-bys Mixed Up Mixed Up s Count-bys Mixed Up Mixed Up 1 = = = = = 1 = 1 = 1 = = 10 = 0 = 1 1 = = 10 = 0 = = 1 = = = = 1 = = 1 = 0 = 10 = = 1 = = 1 = 1 = 1 = = = = 1 = 0 = = = = 10 = 0 = 1 1 = = = = 10 = 0 = = 0 = = = = = = 1 0 = = = 0 = 10 = 1 = 0s 1s Count-bys Mixed Up Count-bys Mixed Up Mixed Up 1 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = = 0 0 = = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = = 0 0 = = 1 1 = 1 = 1 = 1 = 1 = 1 = 1 = 1 = 10 1 = 10 1 = 1 = 10 1 = = 1 1 = 1 = 1 = 1 = 1 = 1 = 10 1 = 10 1 = 1 = 1 = 1 = 1 = 1 1 = 1 1 = 1 = 1 = UNIT 1 LESSON 11 Multiplication and Area

68 1-11 Multiply or divide to find the unknown numbers. Then check your answers at the bottom of the page. 1. =. =. _ 0. =. * =. 1 / =. =. * = 1. 1 = 10. = 11. =. 1 = 1. = 1. * = 1. 0 = 1. * = 1 1. = 1. = 0. = 0 1. / = 1. = UNIT 1 LESSON 11 Multiplication and Area

69 1-11 Study Plan Homework Helper Make a rectangle drawing to represent each exercise. Then find the product. 1. =. * = 1. = Ashley drew this large rectangle, which is made up of two small rectangles.. Find the area of the large rectangle by finding the areas of the two small rectangles and adding them. ( ) + ( ) = 1 + =, square units. Find the area of the large rectangle by multiplying the number of rows by the number of square units in each row. = square units. Find this product: =. Find this product: = 0. Use your answers to exercises and to find this product: = UNIT 1 LESSON 11 Multiplication and Area

70 1-11 Multiply or divide to find the unknown numbers = 10. * = =. _. = 1 = Write an equation and solve the problem. Equations and letters for variables may vary. Samples are given.. There are 0 paper clips in the box. Each art project requires 10 paper clips. How many art projects can be made with the box of 0 clips? 0 10 = a or a 10 = 0; a = ; art projects. There are toys in boxes. Each box has the same number of toys. How many toys are in each box? = t or t = ; t = ; toys Find the total number by starting with the third count-by and counting from there.. How many triangles are in these sets? Stretch Your Thinking Aiden knows the length of only one side of his garden. He says he will be able to find the area knowing only one side. Explain how this can be true. Possible answer: If his garden is a square, he knows all the sides have the same length. If one side is feet, then he knows the other sides are also feet. He can then multiply to solve for the area of square feet. 0 UNIT 1 LESSON 11 Multiplication and Area

71 1- Use this table to practice your s count-bys, multiplications, and divisions. Then have your Homework Helper test you. In Order Mixed Up Mixed Up 1 = = 0 = = = 0 = 1 = = 1 = = 1 = = S = 0 = = 1 1 = = = = = = = = = = 10 = 0 = 10 = 0 0 = 10 = UNIT 1 LESSON Multiply and Divide with 1

72 1- Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page. 1. =. =. * =. 0 / =. =. _ 1. =. =. 10 = 10. / = =. 1 = 1. * = 1. = 1. = 1. 0 / = 1. = 1. _ 0. 1 = 1. * = 1. = UNIT 1 LESSON Multiply and Divide with

73 1- Home Check Sheet : s and s s Multiplication s Divisions s Multiplications s Divisions = / = 1 = 0 / = 10 = 1 = = 0 = * = 1 / = * = / = 10 = 0 = 1 = = = 1 / = = / = 1 * = 1 = * = = = 1 0 / = = 0 / = = = = 1 = * = / = * = 1 / = 1 = 1 / = = 0 / = = 1 = = = 1 * = / = 1 * = / = 10 = 0 = * = 1 = 1 = 1 * = = / = 0 = 10 1 / = = 1 = = 1 = * = = 0 = 1 * = = 1 / = = / = 0 = 10 0 = = / = = / = = = 10 = 0 = UNIT 1 LESSON Home Check Sheet : s and s

74 UNIT 1 LESSON Home Check Sheet : s and s

75 1- Study Plan Homework Helper Solve each problem. 1. Colin had 1 puzzles. He gave puzzles to each of his nephews. How many nephews does Colin have?. Allegra listed the names of her classmates in columns, with names in each column. How many classmates does Allegra have? nephews classmates This large rectangle is made up of two small rectangles.. Find the area of the large rectangle by finding the areas of the two small rectangles and adding them. ( ) + ( ) = 0 + = ; square units. Find the area of the large rectangle by multiplying the number of rows by the number of square units in each row. = ; square units This Equal-Shares drawing shows that groups of is the same as groups of plus 1 group of.. Find and 1, and add the answers. + =. Find. Did you get the same answer as in question?, yes total 1 UNIT 1 LESSON Multiply and Divide with

76 1- Multiply or divide to find the unknown numbers =. 0 =. * =. =. _ 1 0 Equations and letters for Write an equation and solve the problem. variables may vary. Samples are given.. Sydney has piles of 10 sticker sheets. She has 100 sheets in all. How many piles does she have? = p or p 10 = 100; p = 10; 10 piles. Mr. Thomas gives crayons to each of students. How many crayons does he give out? = c; c = ; crayons. 10 = 0 Make a rectangle drawing to represent each multiplication. Then find the product.. = 10. = Stretch Your Thinking Explain how you can solve if you know how to multiply with but not how to multiply with. Possible answer: I can do two times, and then add the products. = and + =, so =. UNIT 1 LESSON Multiply and Divide with

77 1-1 Study Plan Homework Helper Equations and letters for Write an equation and solve the problem. variables may vary. Samples are given. 1. Pablo hung his watercolor paintings in an array with rows and columns. How many paintings did Pablo hang? = p, p = ; paintings. A group of friends went on a hiking trip. Each person took granola bars. What total number of granola bars did the friends take? = g, g = 1; 1 granola bars. Jon had sheets of construction paper. He used sheets to make paper snowflakes. How many sheets does he have now? - = s, s = ; sheets You can combine multiplications you know to find multiplications you don t know.. Find this product: =. Find this product: 1 = 0. Use the answers to Exercises and to find this product: = UNIT 1 LESSON 1 Use the Strategy Cards

78 1-1 Write an equation and solve the problem. Equations and letters for variables may vary. Samples are given. 1. Tamara has soccer practices each week. How many practices will she have after weeks?. David has items to put in bags. If he puts items in each bag, how many bags does he need? = p, p = 1 practices b = or = b, b = bags Solve each problem. The Equal Shares drawing at the right shows that groups of is the same as groups of plus 1 group of.. Find and 1. Then add the answers. + =. Find. Did you get the same answer as in exercise?, yes. Find the area of the large rectangle by finding the area of the two small rectangles and adding them. ( ) + ( ) = 1 + = 1, 1 square units. Find the area of the large rectangle by multiplying the number of rows by the number of squares in each row. = 1 square units total 1. Stretch Your Thinking Select a strategy card. Without looking at the back, write two strategies you can use to solve it. Turn it over to check. For a multiplication card: the problem should have a vertical written problem ways with the answers, count-bys up to the product for both factors, and a Fast Array drawing that shows the product and the two factors. UNIT 1 LESSON 1 Use the Strategy Cards

79 1-1 Study Plan Homework Helper Multiply or divide to find the unknown numbers. 1. * =. 0 / =. = 1. =. = 1. 1 =. =. = 1. / = Write an equation and solve the problem. Equations and variables may vary. Samples are given 10. There are measuring cups in a set. Mr. Lee s science class has sets of measuring cups. How many cups are there altogether? = c, c = ; cups Show your work. 11. A carousel has 0 horses. There are horses in each row. How many rows are there on the carousel? 0 = h or h = 0, h = 10; 10 rows. Kevin said it is weeks until his birthday. A week is days. How many days is it until Kevin s birthday? = d, d = 1; 1 days UNIT 1 LESSON 1 Building Fluency with s, s, s, s, s, and 10s

80 Find this product: =. Find this product: =. Use your answers to Exercises 1 and to find this product: = Multiply or divide to find the unknown numbers.. =. _ 1 0. =. = =. * = =. 1 =. = Write an equation and solve the problem. Equations and letters for variables may vary. Samples are given. 1. Lauren uses 0 beads to make bracelets. She uses the same number of beads for each bracelet. How many beads are on each bracelet? 0 = b or b = 0, b = ; beads 1. Eric sets up chairs for a meeting in rows of. How many chairs does he set up? = c, c = ; chairs 1. Stretch Your Thinking Suppose your teacher tells you to write a word problem using the number. Which would be the best object to use in your problem? Explain. Then write and solve a word problem using that object. tricycle bike wagon Possible answer: tricycle because it has wheels. There are tricycles in the shop. How many wheels are on the tricycles? = 1 wheels 0 UNIT 1 LESSON 1 Building Fluency with s, s, s, s, s, and 10s

81 1-1 In Order Mixed Up Mixed Up 1 1 = 1 1 = 1 = 1 = 1 = 10 1 = 10 1 = 1 1 = 1 1 = 1 = 10 1 = 10 1 = 1s 1 = 1 = 1 = 1 = 1 1 = 1 1 = 1 = 1 = 1 = 1 = 1 = 1 = 1 = 1 = 1 = 10 1 = 10 1 = 1 = In Order Mixed Up 1 0 = 0 0 = 0 0 = 0 0 = 0 0s 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = = = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = 0 0 = = 0 0 = 0 UNIT 1 LESSON 1 Multiply and Divide with 1 and 0 1

82 1-1 Multiply or divide to find the unknown numbers. Then check your answers at the bottom of this page =. =. * 0 =. 0 / =. =. 1 = = 10. _. 0 = =. 1 0 =. 0 1 = 1. * = 1. 1 = 1. 0 = 1. / = 1. = 0. = = 0. _ 1. = * = 1. 1 = = UNIT 1 LESSON 1 Multiply and Divide with 1 and 0

83 1-1 Study Plan Homework Helper Complete. 1. ( ) =. ( ) = 0. (0 ) = 0. 1 =. = = =. ( ) = Write an equation and solve the problem.. Paul put birthday candles on his brother s cake. He arranged them in an array with rows and 1 column. How many candles did he put on the cake? 1 = c, c = ; candles. There are people in the brass section of the marching band. They stood in an array with people in each row. How many rows were there? = p or p =, p = ; rows. Freya doesn t like peppers, so she grew 0 peppers in her garden. She divided the peppers equally among her cousins. How many peppers did each cousin get? 0 = p or p = 0, p = 0; 0 peppers 10. Cal had comic books. After he gave 1 comic book to each of his cousins, he had none left. How many cousins does Cal have? 1 = c or c 1 =, c = ; cousins UNIT 1 LESSON 1 Multiply and Divide with 1 and 0

84 1-1 Solve each problem. 1. Find the area of the large rectangle by finding the area of the two small rectangles and adding them. ( ) + ( ) = + = 1, 1 square units. Find the area of the large rectangle by multiplying the number of rows by the number of squares units in each row. = 1; 1 square units Equations and variables may Write an equation and solve the problem. vary. Samples are given.. Dwight has pennies in a jar. He takes out pennies. How many pennies are in the jar now? - = p, p = ; pennies. There are soccer bags. Each bag has soccer balls. How many soccer balls are there in all? = b, b = 1; 1 balls Multiply or divide to find the unknown numbers.. _ 1. =. * 10 = 0. =. 1 = 10. = 11. Stretch Your Thinking Write and solve an equation with the numbers 0 and. Then write an equation with the numbers 1 and that has the same answer. 0 + = or + 0 = and 1 = or 1 = UNIT 1 LESSON 1 Multiply and Divide with 1 and 0

85 1-1 Study Plan Homework Helper Read each problem and decide what type of problem it is. Write the letter from the list below. Then write an equation and solve the problem. a. Array Multiplication b. Array Division c. Equal Groups Multiplication d. Equal Groups Division with an Unknown Group Size e. Equal Groups Division with an Unknown Multiplier (number of groups) 1. A farmer collected eggs from the henhouse. He can put eggs in a carton. A carton will hold eggs in a row. How many rows does the egg carton have? b; = rows. The Watertown science contest allowed teams of students to compete. If students entered the contest, how many teams competed? e; = teams. The Happy Feet Shoe Store is having a sale. 10 pairs of shoes are displayed on each row of the sale rack. If the rack has rows, how many pairs of shoes are on sale? a; 10 = 0 pairs of shoes. Yolanda made 1 barrettes. She divided the barrettes equally among her friends. How many barrettes did each friend get?. Una has goldfish. She bought small water plants for each goldfish. How many plants did she buy? c; = 10 plants. Carson has baseball cards to give away. If he gives cards to each friend, how many friends can he give cards to? d; 1 = barrettes e; = friends UNIT 1 LESSON 1 Solve and Create Word Problems

86 1-1 You can combine multiplications you know to find multiplications you don t know. 1. Find this product: =. Find this product: =. Use the answers to Exercises 1 and to find this product: = Write an equation and solve the problem. Equations and variables may vary. Samples are given.. Susan buys packages of cups. There are cups in each package. How many cups does she buy altogether? = c, c = ; cups 1 Show your work.. The football team has 0 players. The players line up to exercise with in each row. How many rows are there? 0 = r or r = 0, r = ; rows. Bill scored points on his video game. He gets points for each level he completes. How many levels did he complete? = l or l =, l = ; levels Complete.. ( 1) = 0. = =. (10 1) = ( 0) = =. ( ) = 1. Stretch Your Thinking Write a word problem using. Then solve your problem. Possible answer: There are muffins. Mandy places muffins in each bag. How many bags of muffins are there? bags of muffins UNIT 1 LESSON 1 Solve and Create Word Problems

87 1-1 Home Check Sheet : 1s and 0s 1s Multiplications 1s Divisions 0s Multiplications 1 = 10 / 1 = 10 0 = 0 1 = 1 = 0 = 0 * 1 = / 1 = 0 * = 0 1 = 1 = 0 = 0 1 = / 1 = 0 = 0 10 * 1 = = 10 0 * = 0 1 = / 1 = 0 = 0 1 = 1 = 0 = 0 1 * = / 1 = 10 * 0 = = 1 / 1 = 1 0 = 0 1 = 1 1 = 1 0 = 0 1 * = / 1 = * 0 = 0 1 = 1 = 1 * 1 = = 10 1 = * 1 = 1 = / 1 = 1 = / 1 = 1 = 1 = 0 = 0 0 = 0 0 * = 0 0 = = 0 0 * 1 = 0 1 = 1 / 1 = 1 0 = 0 1 = 1 = 0 = 0 UNIT 1 LESSON 1 Home Check Sheet : 1s and 0s

88 1-1 Home Check Sheet : Mixed s, s, 0s, and 1s s, s, 0s, 1s Multiplications s, s, 0s, 1s Multiplications s, s, 1s Divisions s, s, 1s Divisions = 1 0 = 0 1 / = / 1 = = 10 1 = 10 0 = 1 = * 0 = 0 * = 1 1 / 1 = 1 1 / = 1 = = 1 = 1 = = 0 = 0 / = 1 / = * = 1 * = 1 = = 0 10 = 0 10 = 0 1 / = / 1 = 1 = = 0 = 0 = 10 * = 0 * = 0 / 1 = / = = 0 = 1 / = / 1 = 0 = 0 10 = 0 = = * 1 = * = / 1 = 0 / = 10 = = 0 * = 0 1 = = * = 1 0 = = 0 1 = * = 1 = 0 = 0 * 1 = = = 1 / = 1 = / = = 1 = / = 1 = / = 1 = 10 / 1 = 10 = 0 = / 1 = 1 1 = 1 1 = = = UNIT 1 LESSON 1 Home Check Sheet : Mixed s, s, 0s, and 1s

89 1-1 Study Plan Homework Helper Write an equation and solve the problem. Show your work. Equations and letters for variables may vary. Samples are given. 1. Wendy gave apples to her neighbors. She gave away a total of bags of apples. She put the same number of apples in each bag. How many apples were in each bag? = a or a = ; a = ; apples. Dillon had a box of toy trucks. He gave the trucks to his brother but kept trucks for himself. How many trucks did Dillon give to his brother? - = t; t = ; trucks. Melissa put 1 stickers in her new sticker album. She put them in rows. She put the same number of stickers in each row. How many stickers did she put in each row? 1 = s or s = 1; s = ; stickers. Yan took photographs at the zoo. He took photos in each of the animal houses. How many photos did he take? = p; p = 0; 0 photos. Janie stacked some books at the library. She stacked books each in different piles. How many books were in the piles? = b; b = ; books UNIT 1 LESSON 1 Play Multiplication and Division Games

90 1-1 Multiply or divide to find the unknown numbers. 1. =. * = = Write an equation and solve the problem.. Brian has 0 crackers on his plate and divides them among his friends. How many crackers does each friend get? 0 = c or c = 0, c = 0; 0 crackers Read each problem and decide what type of problem it is. Write the letter from the list below. Then write an equation and solve the problem. a. Array Multiplication b. Array Division c. Equal Groups of Multiplication d. Equal Groups Division with Unknown Group Size e. Equal Groups Division with an Unknown Multiplier (number of groups) Equations and variables may vary. Samples are given.. Tiffany is in the bike shop. She counts wheels on all of the tricycles. How many tricycles are in the bike shop?. Stretch Your Thinking Write a word problem that can be solved using the array shown. Possible answer: There are rows of desks in the classroom. There are desks in each row. How many desks are there in the classroom? = 0 desks. John buys bags of apples. There are apples in each bag. How many apples does John buy? e: = tricycles c; = apples 0 UNIT 1 LESSON 1 Play Multiplication and Division Games

91 1-1 Study Plan Homework Helper Write an equation and solve the problem. 1. Maili rode her bike 10 miles every day for days. How many miles did she ride? 10 = m; m = 0; 0 miles Equations and letters for variables may vary. Samples are given.. Leslie gave balloons to children at the fair. After the fair, she had balloons left. How many balloons did Leslie start with? b = +, b = 1; 1 balloons. Tony hung some photographs on one wall in his room. He hung them in rows, with photos in each row. How many photos did Tony hang? = p; p = ; photos. At the Shady Acres Stables, there are horses in each barn. There are barns. How many horses are at Shady Acres? = h; h = 0; 0 horses. Danielle has dolls in her collection. She wants to display them on shelves with the same number of dolls on each shelf. How many dolls should she put on each shelf? = d or d = ; d = ; dolls. Pepe sent 1 gifts to his family members. He sent an equal amount of gifts to different addresses. How many gifts did he send to each address? 1 = g or g = 1; g = ; gifts. Sixty students are in the marching band. There are 10 rows of students. How many students are in each row? 0 10 = s or 10 s = 0; s = ; students. There are players on a baseball team. There are teams in the league. How many baseball players are in the league? = p; p = ; players UNIT 1 LESSON 1 Building Fluency with 0s, 1s, s, s, s, s, s, and 10s 1

92 1-1 Complete. 1. ( ) = 0. 1 =. ( 1) = Read each problem and decide what type of problem it is. Write the letter from the list below. Then write an equation and solve the problem. a. Array Multiplication b. Array Division c. Equal Groups of Multiplication d. Equal Groups Division with Unknown Group Size e. Equal Groups Division with an Unknown Multiplier (number of groups). Mrs. Patel puts away the crayons. The box holds crayons. She puts in each row. How many rows does the box have?. Jackson is planting a garden. He puts 10 corn seeds in a row. If he plants rows of corn seeds, how many corn seeds does he plant? b: = rows a: 10 = 0 corn seeds Write an equation and solve the problem. Show your work. Equations and letters for variables may vary. Samples are given.. The team has baseball bats in bags. There are bags of bats. Each bag has the same number of bats. How many bats are in each bag? = b or b = ; b = bats. Stretch Your Thinking Each of children is holding up 10 fingers. Explain different ways to find how many fingers are being held up. Possible answers: I can multiply 10 = 0; I can count by 10s: 10, 0, 0, 0, 0; I can count by s:, 10, 1, 0,, 0,, 0,, 0; or I can multiply two times and add the products + = 0. UNIT 1 LESSON 1 Building Fluency with 0s, 1s, s, s, s, s, s, and 10s

93 1-1 Find the number. 1. I am more than times 10. What number am I?. I am less than times. What number am I?. times a number is 1. What is the number?. times a number is 1. What is the number?. Use the chart to complete the pictograph. What is your hobby? Hobby Number of Students Coin Collecting Playing Sports Playing Music 0 Taking Care of Pets Hobbies Coin Collecting Playing Sports Playing Music Taking Care of Pets Each = third graders UNIT 1 LESSON 1 Focus on Mathematical Practices

94 1-1 Read each problem and decide what type of problem it is. Write the letter from the list below. Then write an equation and solve the problem. a. Array Multiplication b. Array Division c. Equal Groups of Multiplication d. Equal Groups Division with Unknown Group Size e. Equal Groups Division with an Unknown Multiplier (number of groups) 1. There are 0 toys in boxes. Each box has the same number of toys. How many toys are in each box? d: 0 = toys. Sangeeta has two dogs. She buys collars for each of her dogs. How many collars does she buy? c: = collars Write an equation and solve the problem. Show your work. Equations and letters for variables may vary. Samples are given.. Darci puts 1 tulips in vases. If she puts the same number of tulips in each vase, how many tulips will be in each vase? 1 = t or t = 1; t = tulips. Miss Lin has baskets. She puts pears in each basket. How many pears are in the baskets? = p; p = 0 pears. Steven receives an order for 0 flash drives. He puts the same number of flash drives in 10 boxes. How many flash drives are in each box? 0 10 = d or 10 d = 0; d = flash drives. Stretch Your Thinking Solve the riddle. I am more than times. What number am I? Now make up your own riddle for the number. ; Possible answer: I am less than. What number am I? UNIT 1 LESSON 1 Focus on Mathematical Practices