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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 501 · 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. 1.96.7 ÷ 10 =
  2. 2.14.9 − 8.8 =
  3. 3.A red ribbon is 4.6 m long and a blue ribbon is 3.1 m long. How much longer is the red ribbon (in m)? =
  4. 4.5.76 + 6.86 =
  5. 5.In 68.52, which digit is in the hundredths place?
  6. 6.A red ribbon is 6 m long and a blue ribbon is 5.6 m long. What is their total length (in m)? =
  7. 7.A red ribbon is 5.6 m long and a blue ribbon is 9.4 m long. What is their total length (in m)? =
  8. 8.6.3 + 4.84 =
  9. 9.4.06 + 9 =
  10. 10.In 77.62, which digit is in the ones place?
  11. 11.In 99.63, which digit is in the ones place?
  12. 12.In 96.23, which digit is in the ones place?
  13. 13.7.66 − 2.96 =
  14. 14.In 55.13, which digit is in the tenths place?
  15. 15.2.65 + 5.5 =
  16. 16.40.4 ÷ 10 =
  17. 17.53.52 × 10 =
  18. 18.15.4 × 10 =
  19. 19.29.9 ÷ 100 =
  20. 20.3.06 × 10 =
  21. 21.A red ribbon is 9.9 m long and a blue ribbon is 7.6 m long. What is their total length (in m)? =
  22. 22.In 17.51, which digit is in the tenths place?
  23. 23.5.5 + 4.5 =
  24. 24.2.01 + 2.35 =
  25. 25.20.51 × 10 =
  26. 26.Write 91/100 as a decimal. =
  27. 27.99.6 ÷ 10 =
  28. 28.In 2.61, which digit is in the tenths place?
  29. 29.Write 92/100 as a decimal. =
  30. 30.5.3 + 0.96 =
  31. 31.A red ribbon is 10.2 m long and a blue ribbon is 5.2 m long. How much longer is the red ribbon (in m)? =
  32. 32.A red ribbon is 11.6 m long and a blue ribbon is 9.4 m long. How much longer is the red ribbon (in m)? =
  33. 33.9.32 × 100 =
  34. 34.81.1 ÷ 10 =
  35. 35.68.36 × 10 =
  36. 36.Write 1/10 as a decimal. =
  37. 37.46.3 ÷ 10 =
  38. 38.5.84 × 10 =
  39. 39.A red ribbon is 5.4 m long and a blue ribbon is 3.3 m long. What is their total length (in m)? =
  40. 40.A red ribbon is 8.2 m long and a blue ribbon is 5.8 m long. How much longer is the red ribbon (in m)? =

Answer key

  1. 9.67
  2. 6.1
  3. 1.5
  4. 12.62
  5. 2
  6. 11.6
  7. 15
  8. 11.14
  9. 13.06
  10. 7
  11. 9
  12. 6
  13. 4.7
  14. 1
  15. 8.15
  16. 4.04
  17. 535.2
  18. 154
  19. 0.299
  20. 30.6
  21. 17.5
  22. 5
  23. 10
  24. 4.36
  25. 205.1
  26. 0.91
  27. 9.96
  28. 6
  29. 0.92
  30. 6.26
  31. 5
  32. 2.2
  33. 932
  34. 8.11
  35. 683.6
  36. 0.1
  37. 4.63
  38. 58.4
  39. 8.7
  40. 2.4

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