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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 205 · 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.In 84.33, which digit is in the hundredths place?
  2. 2.22.9 ÷ 100 =
  3. 3.1.43 + 2.5 =
  4. 4.9.43 + 7.49 =
  5. 5.Write 71/100 as a decimal. =
  6. 6.A red ribbon is 2.4 m long and a blue ribbon is 2.3 m long. How much longer is the red ribbon (in m)? =
  7. 7.Write 2/10 as a decimal. =
  8. 8.25.1 ÷ 10 =
  9. 9.6.53 − 5.83 =
  10. 10.10.98 − 1.8 =
  11. 11.8.91 − 5.47 =
  12. 12.78.5 ÷ 10 =
  13. 13.1.6 + 0.81 =
  14. 14.In 27.34, which digit is in the ones place?
  15. 15.In 16.36, which digit is in the tenths place?
  16. 16.13.02 × 100 =
  17. 17.3.12 + 0.5 =
  18. 18.A red ribbon is 5.5 m long and a blue ribbon is 2.9 m long. How much longer is the red ribbon (in m)? =
  19. 19.1 + 5.3 =
  20. 20.In 4.86, which digit is in the hundredths place?
  21. 21.1.12 + 3.6 =
  22. 22.In 7.77, which digit is in the ones place?
  23. 23.Write 60/100 as a decimal. =
  24. 24.In 11.97, which digit is in the tenths place?
  25. 25.In 48.92, which digit is in the hundredths place?
  26. 26.In 34.63, which digit is in the ones place?
  27. 27.3.18 + 7.9 =
  28. 28.6.24 + 9.1 =
  29. 29.66.47 × 10 =
  30. 30.86.64 × 10 =
  31. 31.Write 8/10 as a decimal. =
  32. 32.4.2 + 2.6 =
  33. 33.A red ribbon is 4.2 m long and a blue ribbon is 2.7 m long. How much longer is the red ribbon (in m)? =
  34. 34.A red ribbon is 11.3 m long and a blue ribbon is 6.5 m long. How much longer is the red ribbon (in m)? =
  35. 35.35.39 × 10 =
  36. 36.93.9 ÷ 10 =
  37. 37.Write 4/10 as a decimal. =
  38. 38.73.66 × 10 =
  39. 39.35.5 ÷ 10 =
  40. 40.A red ribbon is 6 m long and a blue ribbon is 7.7 m long. What is their total length (in m)? =

Answer key

  1. 3
  2. 0.229
  3. 3.93
  4. 16.92
  5. 0.71
  6. 0.1
  7. 0.2
  8. 2.51
  9. 0.7
  10. 9.18
  11. 3.44
  12. 7.85
  13. 2.41
  14. 7
  15. 3
  16. 1302
  17. 3.62
  18. 2.6
  19. 6.3
  20. 6
  21. 4.72
  22. 7
  23. 0.6
  24. 9
  25. 2
  26. 4
  27. 11.08
  28. 15.34
  29. 664.7
  30. 866.4
  31. 0.8
  32. 6.8
  33. 1.5
  34. 4.8
  35. 353.9
  36. 9.39
  37. 0.4
  38. 736.6
  39. 3.55
  40. 13.7

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