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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 289 · 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. 1.38.7 ÷ 10 =
  2. 2.16.39 − 8 =
  3. 3.13.65 − 8.3 =
  4. 4.A red ribbon is 6.8 m long and a blue ribbon is 5.5 m long. What is their total length (in m)? =
  5. 5.21.28 × 100 =
  6. 6.9.2 + 6.8 =
  7. 7.75.39 × 10 =
  8. 8.4.5 + 1.5 =
  9. 9.45.91 × 100 =
  10. 10.A red ribbon is 9.5 m long and a blue ribbon is 1.3 m long. What is their total length (in m)? =
  11. 11.Write 4/100 as a decimal. =
  12. 12.12.51 − 3.84 =
  13. 13.20.6 ÷ 10 =
  14. 14.A red ribbon is 8.2 m long and a blue ribbon is 3.6 m long. How much longer is the red ribbon (in m)? =
  15. 15.17.05 − 9.9 =
  16. 16.0.33 × 100 =
  17. 17.Write 6/100 as a decimal. =
  18. 18.94.17 × 10 =
  19. 19.3.2 ÷ 10 =
  20. 20.A red ribbon is 10.6 m long and a blue ribbon is 9.2 m long. How much longer is the red ribbon (in m)? =
  21. 21.2.8 + 7.01 =
  22. 22.3.75 − 2.05 =
  23. 23.7.5 ÷ 10 =
  24. 24.8.2 + 0.4 =
  25. 25.Write 25/100 as a decimal. =
  26. 26.3.97 − 1.47 =
  27. 27.A red ribbon is 6 m long and a blue ribbon is 3.3 m long. What is their total length (in m)? =
  28. 28.Write 9/10 as a decimal. =
  29. 29.2.7 + 1.5 =
  30. 30.18.4 − 8.6 =
  31. 31.8.25 − 5.8 =
  32. 32.In 59.49, which digit is in the tenths place?
  33. 33.In 46.42, which digit is in the ones place?
  34. 34.Write 3/10 as a decimal. =
  35. 35.11.06 − 2.46 =
  36. 36.Write 97/100 as a decimal. =
  37. 37.4.2 + 0.35 =
  38. 38.9.51 + 5.62 =
  39. 39.In 99.99, which digit is in the hundredths place?
  40. 40.Write 8/100 as a decimal. =

Answer key

  1. 3.87
  2. 8.39
  3. 5.35
  4. 12.3
  5. 2128
  6. 16
  7. 753.9
  8. 6
  9. 4591
  10. 10.8
  11. 0.04
  12. 8.67
  13. 2.06
  14. 4.6
  15. 7.15
  16. 33
  17. 0.06
  18. 941.7
  19. 0.32
  20. 1.4
  21. 9.81
  22. 1.7
  23. 0.75
  24. 8.6
  25. 0.25
  26. 2.5
  27. 9.3
  28. 0.9
  29. 4.2
  30. 9.8
  31. 2.45
  32. 4
  33. 6
  34. 0.3
  35. 8.6
  36. 0.97
  37. 4.55
  38. 15.13
  39. 9
  40. 0.08

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