5. Arrange the following decimal numbers in order from least to greatest

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1 ( No Calculator Allowed) New material covered: F2.3-F2.4, F3.-F3.2, F4.-F4.2, and handouts Exercise Sets F3.2 & F4.2. Represent the shaded part of the 00 square grid a. as a fraction of the whole grid. b. as a decimal. c. as a percent. 2. Johnson owes $ in school loans. a. What is the number in the hundredths place? b. What is the number in the tens place? 3. Write in words each of these decimal numbers: a b c Write each of the following as a decimal number: a. twenty-four and eleven hundredths b. one and thirty-eight thousandths 5. Arrange the following decimal numbers in order from least to greatest Round the decimal number to the nearest thousandth. 7. Round the decimal number to the nearest hundredth. 8. Label the fraction 3 4 and the decimal 0.75 on the number line below. 9. Write each of the following decimal numbers as a fraction and as a percent. Simplify each fraction to lowest terms. a. 0.2 b c d Sally is building a new door for her garage. The door is 2.77 inches thick. Write 2.77 as a mixed number.

2 . Melissa's desk is 35 4 inches wide. Write 35 4 as a decimal number. 2. Write each of the following fractions as a decimal number and as a percent. 7 a. 9 5 b c d Daniel has recorded the following data for his basketball team. Player Number of Shots Made Number of Shots Attempted Rosa 3 5 Kelly 7 9 Tara 2 3 Cheryl 2 For each player, make a fraction by putting the number of shots made over the number of shots attempted. Find the player with the best shooting record by ordering these fractions from least to greatest. 4. Which of the following statements are true? a. 3 = 0.33 b. 3 = c. 3 = 0.33 d. 3 when written as a decimal rounded to the nearest hundredth is Janice spent $6.73 on train fare and $5.38 on lunch. How much did she spend on both? 6. Do this addition: Ralph spent $9.83 on dinner and $7.9 on lunch. Calculate how much more his dinner cost than his lunch. 8. Do this subtraction: Combine like terms: 5x + 2.3y x y + 4.

3 20. Solve for x: x = On a trip to the museum, Roberto's entrance ticket cost $8.97. Altogether, Roberto spent a total of $53.2. How much did he spend on items other than his entrance ticket? 22. Do this multiplication: Anastasia put 7 gallons of gasoline in her car. The gasoline cost $.68 per gallon. How much did she pay for the gasoline? 24. Do this division and round your answer to two decimal places: Toni bought a new violin for $ She can pay for it in twelve equal monthly installments. How much must she pay each month? Round your answer to the nearest penny. 26. Evaluate: (3.5.3) (4 2.5) Write a fraction that expresses the ratio of 20 buses to 7 airplanes. 28. Write a ratio to compare 37 minutes to 2 hours. (Hint: 60 minutes = hour) 29. A certain car travels 342 miles on 2 gallons of gasoline. Find the gas mileage in miles per gallon. 30. Lisa earns $230 in 40 hours. Find her rate of pay in dollars per hour. 3. It takes Ron 20 minutes to type 00 words. Find his speed in words per minute. 32. Find the missing number, x, that makes this proportion true: 24 6 = 9 x 33. The triangles below are similar triangles. Find x, the length of the medium side of the large triangle. 34. Solve for x: 4x = 7.82

4 35. Write the following percents as a decimal and as a fraction in lowest terms. a. 59% b. 8% c. 6.5% d. 75% e % 36. A school district would like to decrease the size of its kindergarten classes from 32 students to 20 students. Find the percent decrease in class size. 37. A newborn baby whale weighs 500 pounds. A year later it weighs 200 pounds. Find the percent increase in the baby whale s weight is what percent of 84? 39. What is 30% of 54? is 50% of what number? 4. If the sales tax in your county is 7.75%, what amount of tax would you pay on a purchase of $45.75? Round your answer to the nearest cent. 42. A store is having a 35% off sale. How much money would you save on a sweater during the sale if its regular price is $28? 43. Each month, Carl s student loan and credit card payments are $800. Carl s monthly take-home pay is $2000. What percent of his monthly take-home pay does he spend on his student loan and credit card payments? 44. Estella invested $200 in an account paying 8.2% interest for 3 years. a. How much interest will Estella earn at the end of 3 years? b. How much will be in Estella's account at the end of 3 years? 45. Which of the following statements are true? List the letter(s) of all true statement(s). a. 2 < 2 b. 4 < 5 c. > 0 d. 0 >

5 46. Find the following absolute values: a b. 0 c d. 0, Do the addition: ( 68.48) 48. Do the addition: ( ) 49. Do the addition: ( 8.45) ( 3.332) 50. Find the opposite of each of the following numbers. a. 0 b. 2 5 c d Rewrite 6.47 ( 2.569) as an addition, and then evaluate. 52. Rewrite as an addition, and then evaluate. 53. Find: 25 ( 73) 54. Do the subtraction: Find: ( 92) Solve for x: x 239 = Solve for x: x = 7 2 3

6 58. Find each of the following products: a. ( 5) 24 b. ( 8)( 3) c. 2 ( 4 7 ) d e. ( 3) 7 ( 0) 59. Find each of the following quotients: a. 75 ( 5) b c d. 3.5 ( 0.5) 60. Solve for x: 4x = Solve for z: 2 3 z = Find: ( 5) Find: Find: ( 2 3 )3 65. Evaluate: 25 ( 5) + 6 (8 2) Evaluate: [0 (7 2)] ( 4) Simplify the expression below by combining appropriate terms: 7 0x x x 68. Simplify the expression below by combining appropriate terms: x x x

7 ANSWERS. a b. 0.9 c. 9% 2. a. 8 b a. twenty and nine tenths b. ninety-five hundredths c. nine hundred five thousandths 4. a. 24. b , 0.07, 0.69, 0.7, 0.70, a. 5 and 20% b and 328% c and 28.4% d and 5%

8 ANSWERS 2. a or 0.7, and 77.7% or b , and 5.625% c , and 9.5% d , and 287.5% 7 77 % , 3 5, 2 3, 7 9 Kelly has the best record. 4. b and d 5. $ $ x y x = $ $ $ miles per gallon

9 ANSWERS 30. $5.75 per hour words per minute 32. x = x = x = a and b and 2 25 c and d..75 and 7 4 or 3 4 d and % decrease % increase % $ $ % 44. a. $ b. $ a and d

10 ANSWERS 46. a b. 0 c d , a. 0 b. 2 5 c d (+2.569) or = ( ) = x = x = 2 4 5

11 ANSWERS 58. a. 20 b. 54 c. 2 7 d e a. 5 b. 76 c. 2 3 d x = 7 6. z = x x + 6.8

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