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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 483 · 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. 1.23.9 ÷ 100 =
  2. 2.25.15 × 100 =
  3. 3.12.99 − 5.3 =
  4. 4.6.89 × 10 =
  5. 5.28.27 × 100 =
  6. 6.Write 5/10 as a decimal. =
  7. 7.5.8 + 3.84 =
  8. 8.8.1 − 2.5 =
  9. 9.37.6 ÷ 10 =
  10. 10.A red ribbon is 6.8 m long and a blue ribbon is 4.8 m long. What is their total length (in m)? =
  11. 11.47.42 × 100 =
  12. 12.11.15 − 9.05 =
  13. 13.81.7 ÷ 10 =
  14. 14.In 86.12, which digit is in the ones place?
  15. 15.In 3.36, which digit is in the hundredths place?
  16. 16.65.66 × 100 =
  17. 17.Write 69/100 as a decimal. =
  18. 18.In 7.55, which digit is in the ones place?
  19. 19.Write 1/10 as a decimal. =
  20. 20.A red ribbon is 9.3 m long and a blue ribbon is 3.8 m long. What is their total length (in m)? =
  21. 21.1.59 + 1.33 =
  22. 22.A red ribbon is 2.9 m long and a blue ribbon is 7.4 m long. What is their total length (in m)? =
  23. 23.90.55 × 10 =
  24. 24.5.52 × 10 =
  25. 25.A red ribbon is 6.2 m long and a blue ribbon is 7.3 m long. What is their total length (in m)? =
  26. 26.8.34 − 4.74 =
  27. 27.In 56.22, which digit is in the ones place?
  28. 28.7.9 + 0.14 =
  29. 29.9.8 + 6.21 =
  30. 30.5.5 + 6.23 =
  31. 31.Write 9/10 as a decimal. =
  32. 32.55.24 × 10 =
  33. 33.A red ribbon is 7.8 m long and a blue ribbon is 2.2 m long. What is their total length (in m)? =
  34. 34.1.32 + 3.48 =
  35. 35.9.66 + 9.76 =
  36. 36.A red ribbon is 10.2 m long and a blue ribbon is 8.1 m long. How much longer is the red ribbon (in m)? =
  37. 37.Write 6/10 as a decimal. =
  38. 38.4.45 + 9.33 =
  39. 39.8.4 ÷ 10 =
  40. 40.96.28 × 10 =

Answer key

  1. 0.239
  2. 2515
  3. 7.69
  4. 68.9
  5. 2827
  6. 0.5
  7. 9.64
  8. 5.6
  9. 3.76
  10. 11.6
  11. 4742
  12. 2.1
  13. 8.17
  14. 6
  15. 6
  16. 6566
  17. 0.69
  18. 7
  19. 0.1
  20. 13.1
  21. 2.92
  22. 10.3
  23. 905.5
  24. 55.2
  25. 13.5
  26. 3.6
  27. 6
  28. 8.04
  29. 16.01
  30. 11.73
  31. 0.9
  32. 552.4
  33. 10
  34. 4.8
  35. 19.42
  36. 2.1
  37. 0.6
  38. 13.78
  39. 0.84
  40. 962.8

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