Rounding Decimals Worksheet

Rounding Decimals Worksheet

Name: __________________________
Date: __________________________
Class: __________________________

Instructions

Round each decimal to the place value asked.

A. Round to the Nearest Whole Number

  1. 4.2 = ______
  2. 7.6 = ______
  3. 12.4 = ______
  4. 15.8 = ______
  5. 23.5 = ______
  6. 31.2 = ______
  7. 46.7 = ______
  8. 58.3 = ______
  9. 72.9 = ______
  10. 89.1 = ______

B. Round to the Nearest Tenth

  1. 3.24 = ______
  2. 5.67 = ______
  3. 8.13 = ______
  4. 12.56 = ______
  5. 17.82 = ______
  6. 24.35 = ______
  7. 36.74 = ______
  8. 45.91 = ______
  9. 63.28 = ______
  10. 79.65 = ______

C. Round to the Nearest Hundredth

  1. 2.347 = ______
  2. 4.125 = ______
  3. 6.783 = ______
  4. 9.416 = ______
  5. 12.569 = ______
  6. 18.234 = ______
  7. 25.678 = ______
  8. 34.915 = ______
  9. 47.386 = ______
  10. 58.724 = ______

D. Mixed Practice

  1. 6.48 to the nearest whole number = ______
  2. 7.36 to the nearest tenth = ______
  3. 15.789 to the nearest hundredth = ______
  4. 21.52 to the nearest whole number = ______
  5. 34.67 to the nearest tenth = ______
  6. 42.385 to the nearest hundredth = ______
  7. 56.4 to the nearest whole number = ______
  8. 63.95 to the nearest tenth = ______
  9. 71.246 to the nearest hundredth = ______
  10. 89.75 to the nearest whole number = ______

E. Choose the Correct Answer

  1. 5.7 rounded to the nearest whole number is:

A. 5  B. 6  C. 5.7

Answer: ______

  1. 8.43 rounded to the nearest tenth is:

A. 8.4  B. 8.5  C. 8.43

Answer: ______

  1. 12.678 rounded to the nearest hundredth is:

A. 12.67  B. 12.68  C. 12.7

Answer: ______

  1. 25.2 rounded to the nearest whole number is:

A. 25  B. 26  C. 25.2

Answer: ______

  1. 39.86 rounded to the nearest tenth is:

A. 39.8  B. 39.9  C. 40

Answer: ______

F. Word Problems

  1. A ribbon is 12.67 m long. Round its length to the nearest tenth.

Answer: __________________

  1. A box weighs 8.76 kg. Round the weight to the nearest whole number.

Answer: __________________

  1. A runner completes a race in 15.438 seconds. Round the time to the nearest hundredth.

Answer: __________________

  1. A shop sells 24.56 kg of rice. Round the amount to the nearest whole number.

Answer: __________________

  1. A bottle contains 3.784 litres of water. Round the amount to the nearest tenth.

Answer: __________________

Answer Key

A:

  1. 4
  2. 8
  3. 12
  4. 16
  5. 24
  6. 31
  7. 47
  8. 58
  9. 73
  10. 89

B:
11. 3.2
12. 5.7
13. 8.1
14. 12.6
15. 17.8
16. 24.4
17. 36.7
18. 45.9
19. 63.3
20. 79.7

C:
21. 2.35
22. 4.13
23. 6.78
24. 9.42
25. 12.57
26. 18.23
27. 25.68
28. 34.92
29. 47.39
30. 58.72

D:
31. 6
32. 7.4
33. 15.79
34. 22
35. 34.7
36. 42.39
37. 56
38. 64.0
39. 71.25
40. 90

E:
41. B
42. A
43. B
44. A
45. B

F:
46. 12.7 m
47. 9 kg
48. 15.44 seconds
49. 25 kg
50. 3.8 litres