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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 531 · 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 9.3 m long and a blue ribbon is 3.7 m long. What is their total length (in m)? =
  2. 2.54.85 × 10 =
  3. 3.0.92 − 0.72 =
  4. 4.Write 7/10 as a decimal. =
  5. 5.7.8 + 7.71 =
  6. 6.In 65.83, which digit is in the ones place?
  7. 7.In 25.84, which digit is in the ones place?
  8. 8.6.25 − 0.66 =
  9. 9.9.59 − 6.24 =
  10. 10.In 47.74, which digit is in the ones place?
  11. 11.14.29 − 9.8 =
  12. 12.6.9 ÷ 10 =
  13. 13.A red ribbon is 2.3 m long and a blue ribbon is 2.3 m long. What is their total length (in m)? =
  14. 14.89.5 ÷ 10 =
  15. 15.8.5 − 3 =
  16. 16.In 15.76, which digit is in the hundredths place?
  17. 17.10.52 − 5.52 =
  18. 18.Write 4/10 as a decimal. =
  19. 19.A red ribbon is 5.1 m long and a blue ribbon is 4 m long. How much longer is the red ribbon (in m)? =
  20. 20.Write 69/100 as a decimal. =
  21. 21.A red ribbon is 5.3 m long and a blue ribbon is 1.5 m long. How much longer is the red ribbon (in m)? =
  22. 22.40.79 × 10 =
  23. 23.5.2 + 1.9 =
  24. 24.86.8 × 100 =
  25. 25.62.94 × 100 =
  26. 26.2.3 + 5.87 =
  27. 27.68 ÷ 10 =
  28. 28.A red ribbon is 3.6 m long and a blue ribbon is 2.9 m long. How much longer is the red ribbon (in m)? =
  29. 29.9.55 − 2.95 =
  30. 30.3.88 × 10 =
  31. 31.9.5 − 8.6 =
  32. 32.In 66.52, which digit is in the hundredths place?
  33. 33.9 + 1.3 =
  34. 34.A red ribbon is 13.6 m long and a blue ribbon is 9.1 m long. How much longer is the red ribbon (in m)? =
  35. 35.A red ribbon is 9.4 m long and a blue ribbon is 4.6 m long. What is their total length (in m)? =
  36. 36.99.21 × 10 =
  37. 37.2.85 + 8.2 =
  38. 38.6.23 + 8.63 =
  39. 39.In 46.23, which digit is in the ones place?
  40. 40.7.9 + 8 =

Answer key

  1. 13
  2. 548.5
  3. 0.2
  4. 0.7
  5. 15.51
  6. 5
  7. 5
  8. 5.59
  9. 3.35
  10. 7
  11. 4.49
  12. 0.69
  13. 4.6
  14. 8.95
  15. 5.5
  16. 6
  17. 5
  18. 0.4
  19. 1.1
  20. 0.69
  21. 3.8
  22. 407.9
  23. 7.1
  24. 8680
  25. 6294
  26. 8.17
  27. 6.8
  28. 0.7
  29. 6.6
  30. 38.8
  31. 0.9
  32. 2
  33. 10.3
  34. 4.5
  35. 14
  36. 992.1
  37. 11.05
  38. 14.86
  39. 6
  40. 15.9

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