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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 20 · 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.A red ribbon is 3.3 m long and a blue ribbon is 2.5 m long. What is their total length (in m)? =
  2. 2.5.8 + 1.5 =
  3. 3.In 44.14, which digit is in the hundredths place?
  4. 4.14.61 − 8.01 =
  5. 5.7.65 + 3.8 =
  6. 6.A red ribbon is 4.8 m long and a blue ribbon is 3.4 m long. What is their total length (in m)? =
  7. 7.A red ribbon is 9.6 m long and a blue ribbon is 9.2 m long. What is their total length (in m)? =
  8. 8.45.1 ÷ 100 =
  9. 9.4.93 + 7.39 =
  10. 10.8.3 + 4.4 =
  11. 11.A red ribbon is 2.3 m long and a blue ribbon is 2 m long. How much longer is the red ribbon (in m)? =
  12. 12.Write 77/100 as a decimal. =
  13. 13.Write 6/10 as a decimal. =
  14. 14.11.7 − 6.5 =
  15. 15.Write 5/10 as a decimal. =
  16. 16.30.72 × 10 =
  17. 17.13.53 − 8.63 =
  18. 18.In 15.28, which digit is in the tenths place?
  19. 19.In 12.75, which digit is in the ones place?
  20. 20.29.2 ÷ 100 =
  21. 21.68.1 ÷ 10 =
  22. 22.3.61 × 100 =
  23. 23.In 61.57, which digit is in the tenths place?
  24. 24.2.08 + 3.2 =
  25. 25.Write 9/10 as a decimal. =
  26. 26.A red ribbon is 6.6 m long and a blue ribbon is 3.6 m long. What is their total length (in m)? =
  27. 27.1.1 + 6.6 =
  28. 28.4.6 ÷ 100 =
  29. 29.31.3 × 10 =
  30. 30.In 86.97, which digit is in the hundredths place?
  31. 31.In 89.32, which digit is in the hundredths place?
  32. 32.7.6 − 1.7 =
  33. 33.In 5.85, which digit is in the tenths place?
  34. 34.2.9 + 6.1 =
  35. 35.A red ribbon is 7.9 m long and a blue ribbon is 7.2 m long. How much longer is the red ribbon (in m)? =
  36. 36.9.88 − 3.4 =
  37. 37.10.42 − 5.31 =
  38. 38.24.7 ÷ 100 =
  39. 39.12.22 × 10 =
  40. 40.15.72 − 7.7 =

Answer key

  1. 5.8
  2. 7.3
  3. 4
  4. 6.6
  5. 11.45
  6. 8.2
  7. 18.8
  8. 0.451
  9. 12.32
  10. 12.7
  11. 0.3
  12. 0.77
  13. 0.6
  14. 5.2
  15. 0.5
  16. 307.2
  17. 4.9
  18. 2
  19. 2
  20. 0.292
  21. 6.81
  22. 361
  23. 5
  24. 5.28
  25. 0.9
  26. 10.2
  27. 7.7
  28. 0.046
  29. 313
  30. 7
  31. 2
  32. 5.9
  33. 8
  34. 9
  35. 0.7
  36. 6.48
  37. 5.11
  38. 0.247
  39. 122.2
  40. 8.02

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