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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 165 · 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. 1.4.9 + 8.4 =
  2. 2.A red ribbon is 6.8 m long and a blue ribbon is 5 m long. What is their total length (in m)? =
  3. 3.In 46.23, which digit is in the ones place?
  4. 4.3.1 + 6.47 =
  5. 5.Write 3/10 as a decimal. =
  6. 6.A red ribbon is 1.5 m long and a blue ribbon is 3.5 m long. What is their total length (in m)? =
  7. 7.53.91 × 10 =
  8. 8.4.1 + 8.56 =
  9. 9.8.7 + 2.8 =
  10. 10.7.21 − 1.8 =
  11. 11.Write 15/100 as a decimal. =
  12. 12.In 67.22, which digit is in the ones place?
  13. 13.63.3 ÷ 100 =
  14. 14.13.04 × 10 =
  15. 15.50.81 × 100 =
  16. 16.11.58 × 10 =
  17. 17.9 − 3.5 =
  18. 18.35.98 × 100 =
  19. 19.4.56 + 9.02 =
  20. 20.2.17 + 3.02 =
  21. 21.A red ribbon is 7.4 m long and a blue ribbon is 6.2 m long. How much longer is the red ribbon (in m)? =
  22. 22.7.7 ÷ 100 =
  23. 23.8.8 − 5 =
  24. 24.Write 6/10 as a decimal. =
  25. 25.51.77 × 100 =
  26. 26.In 74.38, which digit is in the hundredths place?
  27. 27.A red ribbon is 6.7 m long and a blue ribbon is 3.3 m long. How much longer is the red ribbon (in m)? =
  28. 28.In 5.41, which digit is in the hundredths place?
  29. 29.30.56 × 100 =
  30. 30.In 11.24, which digit is in the tenths place?
  31. 31.Write 2/10 as a decimal. =
  32. 32.89.21 × 10 =
  33. 33.7.6 ÷ 100 =
  34. 34.A red ribbon is 5.7 m long and a blue ribbon is 2.9 m long. What is their total length (in m)? =
  35. 35.14.43 − 8.13 =
  36. 36.24.13 × 100 =
  37. 37.Write 1/10 as a decimal. =
  38. 38.4.42 + 5.57 =
  39. 39.6.1 + 7.05 =
  40. 40.10.72 − 2.58 =

Answer key

  1. 13.3
  2. 11.8
  3. 6
  4. 9.57
  5. 0.3
  6. 5
  7. 539.1
  8. 12.66
  9. 11.5
  10. 5.41
  11. 0.15
  12. 7
  13. 0.633
  14. 130.4
  15. 5081
  16. 115.8
  17. 5.5
  18. 3598
  19. 13.58
  20. 5.19
  21. 1.2
  22. 0.077
  23. 3.8
  24. 0.6
  25. 5177
  26. 8
  27. 3.4
  28. 1
  29. 3056
  30. 2
  31. 0.2
  32. 892.1
  33. 0.076
  34. 8.6
  35. 6.3
  36. 2413
  37. 0.1
  38. 9.99
  39. 13.15
  40. 8.14

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