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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 413 · 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 2.9 m long and a blue ribbon is 6.9 m long. What is their total length (in m)? =
  2. 2.A red ribbon is 10 m long and a blue ribbon is 9.6 m long. How much longer is the red ribbon (in m)? =
  3. 3.13.96 − 8.86 =
  4. 4.29.8 ÷ 100 =
  5. 5.3.6 − 1.6 =
  6. 6.8.3 − 0.5 =
  7. 7.32.91 × 100 =
  8. 8.A red ribbon is 13.5 m long and a blue ribbon is 9.4 m long. How much longer is the red ribbon (in m)? =
  9. 9.Write 99/100 as a decimal. =
  10. 10.78.13 × 100 =
  11. 11.2.5 + 0.87 =
  12. 12.In 74.24, which digit is in the hundredths place?
  13. 13.11.05 × 100 =
  14. 14.In 49.21, which digit is in the ones place?
  15. 15.5.64 + 6.49 =
  16. 16.0.62 + 6.2 =
  17. 17.2.8 + 1.3 =
  18. 18.Write 9/10 as a decimal. =
  19. 19.89.8 ÷ 10 =
  20. 20.A red ribbon is 4.4 m long and a blue ribbon is 2.1 m long. What is their total length (in m)? =
  21. 21.In 19.41, which digit is in the tenths place?
  22. 22.In 33.97, which digit is in the hundredths place?
  23. 23.12.67 − 7.57 =
  24. 24.2.39 + 9.8 =
  25. 25.15.45 − 7.33 =
  26. 26.A red ribbon is 8.9 m long and a blue ribbon is 7.4 m long. What is their total length (in m)? =
  27. 27.23.96 × 10 =
  28. 28.44.9 ÷ 10 =
  29. 29.69.9 ÷ 10 =
  30. 30.A red ribbon is 4.3 m long and a blue ribbon is 4.2 m long. What is their total length (in m)? =
  31. 31.1.2 + 1.2 =
  32. 32.5.16 + 9.7 =
  33. 33.0.9 + 2.37 =
  34. 34.In 18.71, which digit is in the tenths place?
  35. 35.In 67.28, which digit is in the tenths place?
  36. 36.9.76 − 1.7 =
  37. 37.Write 47/100 as a decimal. =
  38. 38.Write 4/10 as a decimal. =
  39. 39.15.71 − 9.01 =
  40. 40.In 61.71, which digit is in the tenths place?

Answer key

  1. 9.8
  2. 0.4
  3. 5.1
  4. 0.298
  5. 2
  6. 7.8
  7. 3291
  8. 4.1
  9. 0.99
  10. 7813
  11. 3.37
  12. 4
  13. 1105
  14. 9
  15. 12.13
  16. 6.82
  17. 4.1
  18. 0.9
  19. 8.98
  20. 6.5
  21. 4
  22. 7
  23. 5.1
  24. 12.19
  25. 8.12
  26. 16.3
  27. 239.6
  28. 4.49
  29. 6.99
  30. 8.5
  31. 2.4
  32. 14.86
  33. 3.27
  34. 7
  35. 2
  36. 8.06
  37. 0.47
  38. 0.4
  39. 6.7
  40. 7

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