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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 111 · 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. 1.4.11 + 2.2 =
  2. 2.7.75 − 2.45 =
  3. 3.21.5 ÷ 100 =
  4. 4.A red ribbon is 4.8 m long and a blue ribbon is 7.5 m long. What is their total length (in m)? =
  5. 5.94 ÷ 10 =
  6. 6.10.7 − 3.3 =
  7. 7.Write 45/100 as a decimal. =
  8. 8.In 53.87, which digit is in the tenths place?
  9. 9.In 61.52, which digit is in the tenths place?
  10. 10.In 7.16, which digit is in the tenths place?
  11. 11.Write 9/10 as a decimal. =
  12. 12.Write 34/100 as a decimal. =
  13. 13.A red ribbon is 12 m long and a blue ribbon is 8.8 m long. How much longer is the red ribbon (in m)? =
  14. 14.A red ribbon is 6 m long and a blue ribbon is 5.2 m long. What is their total length (in m)? =
  15. 15.13.17 − 3.77 =
  16. 16.A red ribbon is 1.7 m long and a blue ribbon is 6.5 m long. What is their total length (in m)? =
  17. 17.13.38 − 9.38 =
  18. 18.10.71 − 0.94 =
  19. 19.74.5 ÷ 10 =
  20. 20.67.13 × 100 =
  21. 21.0.73 + 9.45 =
  22. 22.16.8 − 8.9 =
  23. 23.6.95 − 2.5 =
  24. 24.3.1 + 9 =
  25. 25.7.43 + 0.4 =
  26. 26.28.8 ÷ 100 =
  27. 27.Write 1/10 as a decimal. =
  28. 28.A red ribbon is 4.5 m long and a blue ribbon is 3.6 m long. How much longer is the red ribbon (in m)? =
  29. 29.16.8 ÷ 10 =
  30. 30.24.44 × 100 =
  31. 31.2.32 + 8.7 =
  32. 32.A red ribbon is 5.7 m long and a blue ribbon is 2.7 m long. How much longer is the red ribbon (in m)? =
  33. 33.39.16 × 100 =
  34. 34.In 32.71, which digit is in the tenths place?
  35. 35.In 47.82, which digit is in the ones place?
  36. 36.A red ribbon is 6.6 m long and a blue ribbon is 4.2 m long. What is their total length (in m)? =
  37. 37.0.19 + 0.3 =
  38. 38.8.43 − 4.53 =
  39. 39.28.99 × 10 =
  40. 40.In 54.81, which digit is in the hundredths place?

Answer key

  1. 6.31
  2. 5.3
  3. 0.215
  4. 12.3
  5. 9.4
  6. 7.4
  7. 0.45
  8. 8
  9. 5
  10. 1
  11. 0.9
  12. 0.34
  13. 3.2
  14. 11.2
  15. 9.4
  16. 8.2
  17. 4
  18. 9.77
  19. 7.45
  20. 6713
  21. 10.18
  22. 7.9
  23. 4.45
  24. 12.1
  25. 7.83
  26. 0.288
  27. 0.1
  28. 0.9
  29. 1.68
  30. 2444
  31. 11.02
  32. 3
  33. 3916
  34. 7
  35. 7
  36. 10.8
  37. 0.49
  38. 3.9
  39. 289.9
  40. 1

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