← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 642 · 40 questions
TalentJR

The fast method (Count the places): Forget the points and multiply the whole numbers: 2.5 × 1.4 → 25 × 14 = 350. Count the decimal places in both numbers: 1 + 1 = 2. Put the point that many places from the right: 3.50 — then drop the 0 at the end: 3.5.

NameDateTime takenScore ___ / 40
  1. 1.0.54 × 2.1 =
  2. 2.2.1 × 0.25 =
  3. 3.0.33 × 1.8 =
  4. 4.0.46 × 3.2 =
  5. 5.0.79 × 2.4 =
  6. 6.0.6 × 0.4 =
  7. 7.7.3 × 1.5 =
  8. 8.2.1 × 0.04 =
  9. 9.0.11 × 1.2 =
  10. 10.0.04 × 0.8 =
  11. 11.3.7 × 0.38 =
  12. 12.3.7 × 0.38 =
  13. 13.0.49 × 1.6 =
  14. 14.8.4 × 0.05 =
  15. 15.2.4 × 0.02 =
  16. 16.0.34 × 3.7 =
  17. 17.0.92 × 0.5 =
  18. 18.0.17 × 3.5 =
  19. 19.0.57 × 3.9 =
  20. 20.3.5 × 1.5 =
  21. 21.0.7 × 0.09 =
  22. 22.9.2 × 0.19 =
  23. 23.3.4 × 0.8 =
  24. 24.0.81 × 1.7 =
  25. 25.0.78 × 2.1 =
  26. 26.7.1 × 2.7 =
  27. 27.0.64 × 0.5 =
  28. 28.5.6 × 0.33 =
  29. 29.2.5 × 0.31 =
  30. 30.3.1 × 1.1 =
  31. 31.0.15 × 3.4 =
  32. 32.0.13 × 0.8 =
  33. 33.3.1 × 0.3 =
  34. 34.0.21 × 2.8 =
  35. 35.0.57 × 2.7 =
  36. 36.0.08 × 1.4 =
  37. 37.4.2 × 0.6 =
  38. 38.9.1 × 0.7 =
  39. 39.1.3 × 1.8 =
  40. 40.2.7 × 2.7 =

Answer key

  1. 1.134
  2. 0.525
  3. 0.594
  4. 1.472
  5. 1.896
  6. 0.24
  7. 10.95
  8. 0.084
  9. 0.132
  10. 0.032
  11. 1.406
  12. 1.406
  13. 0.784
  14. 0.42
  15. 0.048
  16. 1.258
  17. 0.46
  18. 0.595
  19. 2.223
  20. 5.25
  21. 0.063
  22. 1.748
  23. 2.72
  24. 1.377
  25. 1.638
  26. 19.17
  27. 0.32
  28. 1.848
  29. 0.775
  30. 3.41
  31. 0.51
  32. 0.104
  33. 0.93
  34. 0.588
  35. 1.539
  36. 0.112
  37. 2.52
  38. 6.37
  39. 2.34
  40. 7.29

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths