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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 571 · 40 sums
TalentJR

The method (Points in a line): Tenths: 1st digit after the point. Hundredths: 2nd digit. Add or subtract: line up the points, fill gaps with 0, work as whole numbers. × 10 → point 1 place right; × 100 → 2 places right. ÷ 10 and ÷ 100 move it left. Write answers without extra zeros: 4.50 → 4.5.

NameDateTime takenScore ___ / 40
  1. 1.3.8 ÷ 100 =
  2. 2.3 + 6.7 =
  3. 3.In 3.46, which digit is in the ones place?
  4. 4.9 + 4.9 =
  5. 5.8.8 + 5.92 =
  6. 6.A red ribbon is 3.2 m long and a blue ribbon is 3.4 m long. What is their total length (in m)? =
  7. 7.Write 2/10 as a decimal. =
  8. 8.In 82.16, which digit is in the ones place?
  9. 9.In 82.35, which digit is in the hundredths place?
  10. 10.1.67 + 3.53 =
  11. 11.18.51 × 10 =
  12. 12.5.77 − 3.91 =
  13. 13.11.16 − 1.56 =
  14. 14.7 + 6.68 =
  15. 15.Write 9/10 as a decimal. =
  16. 16.1.8 + 9.09 =
  17. 17.28.63 × 10 =
  18. 18.75.8 ÷ 10 =
  19. 19.A red ribbon is 6.7 m long and a blue ribbon is 5.1 m long. How much longer is the red ribbon (in m)? =
  20. 20.A red ribbon is 8.4 m long and a blue ribbon is 3.6 m long. How much longer is the red ribbon (in m)? =
  21. 21.19.7 × 100 =
  22. 22.3.54 + 3.2 =
  23. 23.24.59 × 100 =
  24. 24.1.69 + 9.2 =
  25. 25.1.9 + 9.53 =
  26. 26.16.31 × 10 =
  27. 27.6.3 + 7.4 =
  28. 28.Write 7/10 as a decimal. =
  29. 29.A red ribbon is 8.9 m long and a blue ribbon is 8.6 m long. How much longer is the red ribbon (in m)? =
  30. 30.8.75 × 10 =
  31. 31.69.4 ÷ 100 =
  32. 32.A red ribbon is 4.7 m long and a blue ribbon is 6 m long. What is their total length (in m)? =
  33. 33.1.41 + 7.3 =
  34. 34.9.66 + 3.42 =
  35. 35.A red ribbon is 4.1 m long and a blue ribbon is 9.9 m long. What is their total length (in m)? =
  36. 36.4.9 + 6.9 =
  37. 37.In 42.13, which digit is in the tenths place?
  38. 38.72.38 × 100 =
  39. 39.21.39 × 10 =
  40. 40.In 28.51, which digit is in the hundredths place?

Answer key

  1. 0.038
  2. 9.7
  3. 3
  4. 13.9
  5. 14.72
  6. 6.6
  7. 0.2
  8. 2
  9. 5
  10. 5.2
  11. 185.1
  12. 1.86
  13. 9.6
  14. 13.68
  15. 0.9
  16. 10.89
  17. 286.3
  18. 7.58
  19. 1.6
  20. 4.8
  21. 1970
  22. 6.74
  23. 2459
  24. 10.89
  25. 11.43
  26. 163.1
  27. 13.7
  28. 0.7
  29. 0.3
  30. 87.5
  31. 0.694
  32. 10.7
  33. 8.71
  34. 13.08
  35. 14
  36. 11.8
  37. 1
  38. 7238
  39. 213.9
  40. 1

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