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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 553 · 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 6.9 m long and a blue ribbon is 6.6 m long. How much longer is the red ribbon (in m)? =
  2. 2.7.06 + 8.28 =
  3. 3.Write 34/100 as a decimal. =
  4. 4.1.82 + 0.48 =
  5. 5.Write 42/100 as a decimal. =
  6. 6.3.9 + 2.51 =
  7. 7.2.3 + 2.9 =
  8. 8.72 ÷ 10 =
  9. 9.In 49.28, which digit is in the tenths place?
  10. 10.In 86.87, which digit is in the tenths place?
  11. 11.5.83 − 0.67 =
  12. 12.Write 31/100 as a decimal. =
  13. 13.0.94 + 2.4 =
  14. 14.9 + 7.78 =
  15. 15.47.44 × 10 =
  16. 16.59 ÷ 100 =
  17. 17.17.03 − 8.63 =
  18. 18.0.38 + 7.23 =
  19. 19.9.3 − 8.9 =
  20. 20.A red ribbon is 2.3 m long and a blue ribbon is 8.5 m long. What is their total length (in m)? =
  21. 21.Write 9/100 as a decimal. =
  22. 22.60.25 × 100 =
  23. 23.A red ribbon is 6.4 m long and a blue ribbon is 6.8 m long. What is their total length (in m)? =
  24. 24.Write 5/10 as a decimal. =
  25. 25.A red ribbon is 5.7 m long and a blue ribbon is 2.2 m long. How much longer is the red ribbon (in m)? =
  26. 26.73.6 ÷ 10 =
  27. 27.22.8 ÷ 10 =
  28. 28.10 − 1.6 =
  29. 29.Write 9/10 as a decimal. =
  30. 30.Write 7/10 as a decimal. =
  31. 31.6.15 − 0.3 =
  32. 32.Write 26/100 as a decimal. =
  33. 33.In 81.21, which digit is in the tenths place?
  34. 34.A red ribbon is 5.3 m long and a blue ribbon is 3.3 m long. What is their total length (in m)? =
  35. 35.7.5 + 5.3 =
  36. 36.10.1 ÷ 10 =
  37. 37.77.8 ÷ 10 =
  38. 38.0.6 + 4.1 =
  39. 39.A red ribbon is 3.4 m long and a blue ribbon is 4.4 m long. What is their total length (in m)? =
  40. 40.A red ribbon is 8.9 m long and a blue ribbon is 7.2 m long. What is their total length (in m)? =

Answer key

  1. 0.3
  2. 15.34
  3. 0.34
  4. 2.3
  5. 0.42
  6. 6.41
  7. 5.2
  8. 7.2
  9. 2
  10. 8
  11. 5.16
  12. 0.31
  13. 3.34
  14. 16.78
  15. 474.4
  16. 0.59
  17. 8.4
  18. 7.61
  19. 0.4
  20. 10.8
  21. 0.09
  22. 6025
  23. 13.2
  24. 0.5
  25. 3.5
  26. 7.36
  27. 2.28
  28. 8.4
  29. 0.9
  30. 0.7
  31. 5.85
  32. 0.26
  33. 2
  34. 8.6
  35. 12.8
  36. 1.01
  37. 7.78
  38. 4.7
  39. 7.8
  40. 16.1

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