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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 399 · 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 33/100 as a decimal. =
  2. 2.In 32.86, which digit is in the tenths place?
  3. 3.In 52.83, which digit is in the tenths place?
  4. 4.Write 77/100 as a decimal. =
  5. 5.1.56 + 5.92 =
  6. 6.9.89 + 9.86 =
  7. 7.1.78 + 2.83 =
  8. 8.In 33.18, which digit is in the hundredths place?
  9. 9.A red ribbon is 4.5 m long and a blue ribbon is 2.5 m long. How much longer is the red ribbon (in m)? =
  10. 10.3.9 − 2 =
  11. 11.99.4 ÷ 10 =
  12. 12.9.06 + 7.2 =
  13. 13.Write 6/10 as a decimal. =
  14. 14.90.7 ÷ 100 =
  15. 15.6.75 + 5.51 =
  16. 16.Write 11/100 as a decimal. =
  17. 17.2 ÷ 10 =
  18. 18.A red ribbon is 7.8 m long and a blue ribbon is 4.9 m long. How much longer is the red ribbon (in m)? =
  19. 19.0.6 + 7.6 =
  20. 20.1.05 × 100 =
  21. 21.17.44 − 8.46 =
  22. 22.A red ribbon is 6.1 m long and a blue ribbon is 2.2 m long. What is their total length (in m)? =
  23. 23.9.11 + 4.4 =
  24. 24.A red ribbon is 7.4 m long and a blue ribbon is 3 m long. What is their total length (in m)? =
  25. 25.In 66.52, which digit is in the tenths place?
  26. 26.5.69 − 2.68 =
  27. 27.A red ribbon is 9.2 m long and a blue ribbon is 9.8 m long. What is their total length (in m)? =
  28. 28.A red ribbon is 1.8 m long and a blue ribbon is 8.9 m long. What is their total length (in m)? =
  29. 29.80.32 × 10 =
  30. 30.12.31 − 5.91 =
  31. 31.9.4 + 5.8 =
  32. 32.A red ribbon is 8.3 m long and a blue ribbon is 7.5 m long. What is their total length (in m)? =
  33. 33.80 ÷ 100 =
  34. 34.5.71 + 8.5 =
  35. 35.7.13 + 0.5 =
  36. 36.9.03 − 1.33 =
  37. 37.1.39 + 0.42 =
  38. 38.In 42.96, which digit is in the tenths place?
  39. 39.3.26 + 5.6 =
  40. 40.Write 4/10 as a decimal. =

Answer key

  1. 0.33
  2. 8
  3. 8
  4. 0.77
  5. 7.48
  6. 19.75
  7. 4.61
  8. 8
  9. 2
  10. 1.9
  11. 9.94
  12. 16.26
  13. 0.6
  14. 0.907
  15. 12.26
  16. 0.11
  17. 0.2
  18. 2.9
  19. 8.2
  20. 105
  21. 8.98
  22. 8.3
  23. 13.51
  24. 10.4
  25. 5
  26. 3.01
  27. 19
  28. 10.7
  29. 803.2
  30. 6.4
  31. 15.2
  32. 15.8
  33. 0.8
  34. 14.21
  35. 7.63
  36. 7.7
  37. 1.81
  38. 9
  39. 8.86
  40. 0.4

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