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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 245 · 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. 1.7.3 + 5.8 =
  2. 2.A red ribbon is 3.3 m long and a blue ribbon is 9 m long. What is their total length (in m)? =
  3. 3.6.38 − 1.98 =
  4. 4.Write 11/100 as a decimal. =
  5. 5.0.8 − 0.4 =
  6. 6.97.9 ÷ 100 =
  7. 7.10.67 − 0.7 =
  8. 8.1.22 + 1.07 =
  9. 9.60.2 × 100 =
  10. 10.5.57 − 2.47 =
  11. 11.A red ribbon is 2.7 m long and a blue ribbon is 2.3 m long. What is their total length (in m)? =
  12. 12.In 72.88, which digit is in the hundredths place?
  13. 13.In 4.41, which digit is in the tenths place?
  14. 14.5.44 × 10 =
  15. 15.Write 5/10 as a decimal. =
  16. 16.15.5 ÷ 10 =
  17. 17.A red ribbon is 9.1 m long and a blue ribbon is 8.9 m long. How much longer is the red ribbon (in m)? =
  18. 18.5.7 − 1.4 =
  19. 19.86.17 × 10 =
  20. 20.1.4 + 1.98 =
  21. 21.0.36 × 10 =
  22. 22.36.88 × 10 =
  23. 23.3.6 + 7.9 =
  24. 24.13.21 − 5.95 =
  25. 25.8.01 − 5.6 =
  26. 26.10.4 ÷ 100 =
  27. 27.84.29 × 10 =
  28. 28.In 61.77, which digit is in the tenths place?
  29. 29.A red ribbon is 10.3 m long and a blue ribbon is 5.4 m long. How much longer is the red ribbon (in m)? =
  30. 30.Write 31/100 as a decimal. =
  31. 31.A red ribbon is 7.6 m long and a blue ribbon is 8.2 m long. What is their total length (in m)? =
  32. 32.9.26 − 8.86 =
  33. 33.72.08 × 10 =
  34. 34.Write 1/10 as a decimal. =
  35. 35.A red ribbon is 11.5 m long and a blue ribbon is 7.4 m long. How much longer is the red ribbon (in m)? =
  36. 36.9.99 − 5.3 =
  37. 37.A red ribbon is 9.9 m long and a blue ribbon is 5.3 m long. What is their total length (in m)? =
  38. 38.1.3 + 1.37 =
  39. 39.92.7 ÷ 10 =
  40. 40.14.31 × 100 =

Answer key

  1. 13.1
  2. 12.3
  3. 4.4
  4. 0.11
  5. 0.4
  6. 0.979
  7. 9.97
  8. 2.29
  9. 6020
  10. 3.1
  11. 5
  12. 8
  13. 4
  14. 54.4
  15. 0.5
  16. 1.55
  17. 0.2
  18. 4.3
  19. 861.7
  20. 3.38
  21. 3.6
  22. 368.8
  23. 11.5
  24. 7.26
  25. 2.41
  26. 0.104
  27. 842.9
  28. 7
  29. 4.9
  30. 0.31
  31. 15.8
  32. 0.4
  33. 720.8
  34. 0.1
  35. 4.1
  36. 4.69
  37. 15.2
  38. 2.67
  39. 9.27
  40. 1431

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