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Class 5 Maths Worksheet: Decimals

Maths worksheets lesson 36: Decimals · Set 159 · 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.In 21.15, which digit is in the ones place?
  2. 2.In 46.34, which digit is in the tenths place?
  3. 3.A red ribbon is 5.4 m long and a blue ribbon is 7.9 m long. What is their total length (in m)? =
  4. 4.Write 36/100 as a decimal. =
  5. 5.7.5 − 4.8 =
  6. 6.A red ribbon is 6.1 m long and a blue ribbon is 9.9 m long. What is their total length (in m)? =
  7. 7.2.7 ÷ 100 =
  8. 8.20.63 × 100 =
  9. 9.In 43.88, which digit is in the hundredths place?
  10. 10.14.1 − 5.2 =
  11. 11.23.07 × 10 =
  12. 12.A red ribbon is 8.2 m long and a blue ribbon is 5.3 m long. What is their total length (in m)? =
  13. 13.17.47 × 10 =
  14. 14.13.6 − 5.5 =
  15. 15.A red ribbon is 10.4 m long and a blue ribbon is 5.8 m long. How much longer is the red ribbon (in m)? =
  16. 16.9.8 + 1.2 =
  17. 17.A red ribbon is 2.1 m long and a blue ribbon is 2.5 m long. What is their total length (in m)? =
  18. 18.0.86 + 0.74 =
  19. 19.7.7 + 5.9 =
  20. 20.3.04 + 8.21 =
  21. 21.40.97 × 10 =
  22. 22.5.57 + 7.17 =
  23. 23.4.8 ÷ 10 =
  24. 24.A red ribbon is 1.6 m long and a blue ribbon is 2.5 m long. What is their total length (in m)? =
  25. 25.In 25.74, which digit is in the hundredths place?
  26. 26.A red ribbon is 2 m long and a blue ribbon is 4.2 m long. What is their total length (in m)? =
  27. 27.A red ribbon is 6.4 m long and a blue ribbon is 2.8 m long. How much longer is the red ribbon (in m)? =
  28. 28.9.21 + 5.7 =
  29. 29.In 17.99, which digit is in the hundredths place?
  30. 30.0.14 + 2.5 =
  31. 31.In 4.92, which digit is in the ones place?
  32. 32.Write 6/10 as a decimal. =
  33. 33.Write 1/10 as a decimal. =
  34. 34.2.93 − 0.35 =
  35. 35.A red ribbon is 6.7 m long and a blue ribbon is 9.9 m long. What is their total length (in m)? =
  36. 36.Write 4/10 as a decimal. =
  37. 37.Write 8/10 as a decimal. =
  38. 38.In 47.13, which digit is in the tenths place?
  39. 39.5.1 + 8.9 =
  40. 40.Write 89/100 as a decimal. =

Answer key

  1. 1
  2. 3
  3. 13.3
  4. 0.36
  5. 2.7
  6. 16
  7. 0.027
  8. 2063
  9. 8
  10. 8.9
  11. 230.7
  12. 13.5
  13. 174.7
  14. 8.1
  15. 4.6
  16. 11
  17. 4.6
  18. 1.6
  19. 13.6
  20. 11.25
  21. 409.7
  22. 12.74
  23. 0.48
  24. 4.1
  25. 4
  26. 6.2
  27. 3.6
  28. 14.91
  29. 9
  30. 2.64
  31. 4
  32. 0.6
  33. 0.1
  34. 2.58
  35. 16.6
  36. 0.4
  37. 0.8
  38. 1
  39. 14
  40. 0.89

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