1. 2. 3. 4. 5. Review Numbers and Operations in Base Ten 3,400 x An equation is shown.? x = 0.034 What is the missing number? An equation is shown. 0.34 x? = 3.4 What is the value of the missing number? How many times larger is the value 0.34 than the value 0.0034? Which statements about the values 0.034 and 3.40 are true? o 0.034 is of 340 o 0.034 is 100 times more than 340 o o 3.40 is 100 times more than 0.034 0.034 is of 3.4 o 0.034 is of 340 Solve 5 problems every day
6. 7. 8. 9. 10. 11. 12. One coin weighs 11 grams. How many grams do 10 coins weigh? Ten coins weigh 25 grams. How many grams does 1 coin weigh? What is the value of 10 2? What is 5.23 x 10²? What is 0.000523 10²? What is 0.0523 x 10²? An equation is shown. What is the value of the missing exponent?
13. 14. 15. Which is equivalent to multiplying a number by 10 3? A. Adding 10 three times B. Adding 3 ten times C. Multiplying by 10 three times D. Multiplying by 3 ten times When dividing a number by 10 3, how is the decimal point moved? A. 3 places to the right B. 3 places to the left C. 4 places to the right D. 4 places to the left David multiplies and divides original numbers by powers of 10 to create new numbers. Original number New number 523 523,000 0.005 5 100 0.001 600 60,000 4.56 4,560 37.6 3,760 Which original numbers were multiplied by 10 3 to create the new numbers?
16. 17. 18. 19. 20. 21. What is nine-tenths in decimal form? What is two hundred sixty-five thousandths in decimal form? Select the decimal form for each number name. Sixty-five thousandths Six hundred five thousandths 0.650 0.605 0.065 6.050 A number in expanded form is shown. 4 x 1 + 3 x What is the number in decimal form? A number in expanded form is shown. 3 x 1 + 2 x + 6 x + 5 x, What is the number in decimal form? Select all the expressions that show 2.059 written in expanded form. 2 x 1 + 0 x + 5 x + 9 x, 2 x 1 + 5 x + 9 x 2 x 1 + 0 x + 59 x, 20 x + 59 x 20 x + 5 x + 9 x,
22. 23. 24. Select all the statements that correctly compare the two numbers. o 1.309 > 1.315 o 5.029 < 5.128 o 7.250 > 7.255 o 2.001 < 2.100 o 9.401 > 9.309 Grace, Logan, and Kevin are growing bean plants. They each measured the height of their plant. Drag the measurements to order them from least to greatest. Grace 2.1 inches Logan 2.3 inches Kevin 2.0 inches A number in expanded form is shown. 4 x 1 + 3 x + 9 x 10 + 5 x What is the number in decimal form?
25. 26. 27. 28. Select all the numbers that round to 4.3 when rounded to the nearest tenth. o 4.25 o 4.24 o 4.21 o 4.35 o 4.34 o 4.31 What is 3.149 rounded to the nearest hundredth? Select the value of each decimal number when it is rounded to the nearest whole number. 5 6 5.06 5.59 5.47 5.92 Numbers are rounded to the nearest tenth and hundredth, as shown in the table. Complete the table to show the numbers that could be rounded. Number Rounded to Nearest Tenth Rounded to Nearest Hundredth 1.5 1.55 3.2 3.18 9.4 9.35
29. 30. 31. 32. 33. 34. 35. Multiply 213 x 12. Multiply 423 x 79. A multiplication problem is shown. What is the missing digit? A multiplication problem is shown. What is the missing digit? 2,000 50 432 12 Select all the expressions that have a value of 34. o 340 16 o 380 13 o 408 12 o 510 15 o 680 24
36. 37. 38. 39. 40. 41. 1,575 21 5.4 + 3.2 5.2 x 10.3 12.25 + 3.05 x 0.6 Allen ran 5.4 miles on Monday and 3.2 miles on Tuesday. How many miles did Allen run altogether? During the first race, 12 people ran a 1.5 mile race. During the second race, 4 people ran a 2.2 mile race. How many more total miles were run during the first race compared to the second race?