← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 847 · 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. 1.9.3 × 0.25 =
  2. 2.4.1 × 3.4 =
  3. 3.0.99 × 2.9 =
  4. 4.0.86 × 0.7 =
  5. 5.0.04 × 0.3 =
  6. 6.0.71 × 3.8 =
  7. 7.0.6 × 0.5 =
  8. 8.0.75 × 0.3 =
  9. 9.3.3 × 0.15 =
  10. 10.1.1 × 0.2 =
  11. 11.1.7 × 1.1 =
  12. 12.7.2 × 1.3 =
  13. 13.0.4 × 0.21 =
  14. 14.2.6 × 0.8 =
  15. 15.0.72 × 1.4 =
  16. 16.4.2 × 0.27 =
  17. 17.9.9 × 1.8 =
  18. 18.8.5 × 3.2 =
  19. 19.0.21 × 1.5 =
  20. 20.0.21 × 2.8 =
  21. 21.2.8 × 3.5 =
  22. 22.0.91 × 1.4 =
  23. 23.0.06 × 3.4 =
  24. 24.9.6 × 2.5 =
  25. 25.0.79 × 1.1 =
  26. 26.6.8 × 0.08 =
  27. 27.0.11 × 0.8 =
  28. 28.6.9 × 0.38 =
  29. 29.0.78 × 1.5 =
  30. 30.0.6 × 0.05 =
  31. 31.0.81 × 2.1 =
  32. 32.0.24 × 1.6 =
  33. 33.0.49 × 2.8 =
  34. 34.1.2 × 1.6 =
  35. 35.4.6 × 0.13 =
  36. 36.0.51 × 0.2 =
  37. 37.2.3 × 1.3 =
  38. 38.2.8 × 0.33 =
  39. 39.1.2 × 0.07 =
  40. 40.0.2 × 0.23 =

Answer key

  1. 2.325
  2. 13.94
  3. 2.871
  4. 0.602
  5. 0.012
  6. 2.698
  7. 0.3
  8. 0.225
  9. 0.495
  10. 0.22
  11. 1.87
  12. 9.36
  13. 0.084
  14. 2.08
  15. 1.008
  16. 1.134
  17. 17.82
  18. 27.2
  19. 0.315
  20. 0.588
  21. 9.8
  22. 1.274
  23. 0.204
  24. 24
  25. 0.869
  26. 0.544
  27. 0.088
  28. 2.622
  29. 1.17
  30. 0.03
  31. 1.701
  32. 0.384
  33. 1.372
  34. 1.92
  35. 0.598
  36. 0.102
  37. 2.99
  38. 0.924
  39. 0.084
  40. 0.046

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