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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 311 · 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.Write 9/10 as a decimal. =
  2. 2.92.37 × 10 =
  3. 3.15.22 × 100 =
  4. 4.A red ribbon is 10.9 m long and a blue ribbon is 7.7 m long. How much longer is the red ribbon (in m)? =
  5. 5.A red ribbon is 9.3 m long and a blue ribbon is 2.3 m long. What is their total length (in m)? =
  6. 6.In 71.38, which digit is in the tenths place?
  7. 7.In 26.51, which digit is in the hundredths place?
  8. 8.16.73 − 8.8 =
  9. 9.17.82 − 8.8 =
  10. 10.37.36 × 100 =
  11. 11.8.26 − 2.46 =
  12. 12.3.11 + 1.51 =
  13. 13.In 28.51, which digit is in the ones place?
  14. 14.In 93.54, which digit is in the hundredths place?
  15. 15.5.9 − 5.6 =
  16. 16.75.38 × 10 =
  17. 17.3.9 + 6.69 =
  18. 18.A red ribbon is 2.2 m long and a blue ribbon is 9.3 m long. What is their total length (in m)? =
  19. 19.14.65 − 5.2 =
  20. 20.58.6 ÷ 10 =
  21. 21.87.28 × 100 =
  22. 22.18.66 × 100 =
  23. 23.Write 20/100 as a decimal. =
  24. 24.16.72 − 9.62 =
  25. 25.0.51 + 1.91 =
  26. 26.Write 75/100 as a decimal. =
  27. 27.A red ribbon is 3.7 m long and a blue ribbon is 3.3 m long. How much longer is the red ribbon (in m)? =
  28. 28.A red ribbon is 2.1 m long and a blue ribbon is 8.8 m long. What is their total length (in m)? =
  29. 29.11.75 − 5.85 =
  30. 30.A red ribbon is 7.8 m long and a blue ribbon is 5.6 m long. How much longer is the red ribbon (in m)? =
  31. 31.A red ribbon is 5.6 m long and a blue ribbon is 3.8 m long. How much longer is the red ribbon (in m)? =
  32. 32.In 48.13, which digit is in the hundredths place?
  33. 33.In 63.21, which digit is in the hundredths place?
  34. 34.7.22 + 1.4 =
  35. 35.9.64 − 2.9 =
  36. 36.14.97 − 5.9 =
  37. 37.Write 5/10 as a decimal. =
  38. 38.47.15 × 10 =
  39. 39.In 54.28, which digit is in the hundredths place?
  40. 40.In 79.98, which digit is in the tenths place?

Answer key

  1. 0.9
  2. 923.7
  3. 1522
  4. 3.2
  5. 11.6
  6. 3
  7. 1
  8. 7.93
  9. 9.02
  10. 3736
  11. 5.8
  12. 4.62
  13. 8
  14. 4
  15. 0.3
  16. 753.8
  17. 10.59
  18. 11.5
  19. 9.45
  20. 5.86
  21. 8728
  22. 1866
  23. 0.2
  24. 7.1
  25. 2.42
  26. 0.75
  27. 0.4
  28. 10.9
  29. 5.9
  30. 2.2
  31. 1.8
  32. 3
  33. 1
  34. 8.62
  35. 6.74
  36. 9.07
  37. 0.5
  38. 471.5
  39. 8
  40. 9

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