← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 574 · 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. 1.0.64 × 0.8 =
  2. 2.3.4 × 1.2 =
  3. 3.0.31 × 2.9 =
  4. 4.0.74 × 3.3 =
  5. 5.0.4 × 0.6 =
  6. 6.0.09 × 3.8 =
  7. 7.0.22 × 2.1 =
  8. 8.0.97 × 0.9 =
  9. 9.0.76 × 0.4 =
  10. 10.0.05 × 1.8 =
  11. 11.0.85 × 3.1 =
  12. 12.9.9 × 0.17 =
  13. 13.0.82 × 0.6 =
  14. 14.7.3 × 2.1 =
  15. 15.0.31 × 2.8 =
  16. 16.0.06 × 2.8 =
  17. 17.0.63 × 1.8 =
  18. 18.2.3 × 2.1 =
  19. 19.0.43 × 3.7 =
  20. 20.0.28 × 2.6 =
  21. 21.4.3 × 0.33 =
  22. 22.4.1 × 0.2 =
  23. 23.2.7 × 1.6 =
  24. 24.0.36 × 0.6 =
  25. 25.8.1 × 2.2 =
  26. 26.0.02 × 0.5 =
  27. 27.0.99 × 0.6 =
  28. 28.5.9 × 0.15 =
  29. 29.0.89 × 2.1 =
  30. 30.2.4 × 0.32 =
  31. 31.0.06 × 2.2 =
  32. 32.0.91 × 1.3 =
  33. 33.0.99 × 3.3 =
  34. 34.8.4 × 0.24 =
  35. 35.1.9 × 0.09 =
  36. 36.5.6 × 3.2 =
  37. 37.4.7 × 0.24 =
  38. 38.0.65 × 1.7 =
  39. 39.1.1 × 0.3 =
  40. 40.2.6 × 2.1 =

Answer key

  1. 0.512
  2. 4.08
  3. 0.899
  4. 2.442
  5. 0.24
  6. 0.342
  7. 0.462
  8. 0.873
  9. 0.304
  10. 0.09
  11. 2.635
  12. 1.683
  13. 0.492
  14. 15.33
  15. 0.868
  16. 0.168
  17. 1.134
  18. 4.83
  19. 1.591
  20. 0.728
  21. 1.419
  22. 0.82
  23. 4.32
  24. 0.216
  25. 17.82
  26. 0.01
  27. 0.594
  28. 0.885
  29. 1.869
  30. 0.768
  31. 0.132
  32. 1.183
  33. 3.267
  34. 2.016
  35. 0.171
  36. 17.92
  37. 1.128
  38. 1.105
  39. 0.33
  40. 5.46

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