← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 456 · 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. 1.0.63 × 1.3 =
  2. 2.0.12 × 0.2 =
  3. 3.0.49 × 0.7 =
  4. 4.0.38 × 1.1 =
  5. 5.0.29 × 0.2 =
  6. 6.0.11 × 1.1 =
  7. 7.6.3 × 0.31 =
  8. 8.0.74 × 0.2 =
  9. 9.3.1 × 2.1 =
  10. 10.0.39 × 1.3 =
  11. 11.7.1 × 2.1 =
  12. 12.9.3 × 0.24 =
  13. 13.0.98 × 1.1 =
  14. 14.5.3 × 2.5 =
  15. 15.1.9 × 0.04 =
  16. 16.7.2 × 3.2 =
  17. 17.7.8 × 3.9 =
  18. 18.0.93 × 1.1 =
  19. 19.3.6 × 1.8 =
  20. 20.8.7 × 0.14 =
  21. 21.9.9 × 3.5 =
  22. 22.4.3 × 0.5 =
  23. 23.9.6 × 1.6 =
  24. 24.0.61 × 0.8 =
  25. 25.0.36 × 2.8 =
  26. 26.5.4 × 0.26 =
  27. 27.0.05 × 0.2 =
  28. 28.8.8 × 0.4 =
  29. 29.0.21 × 0.3 =
  30. 30.0.73 × 2.1 =
  31. 31.0.35 × 2.1 =
  32. 32.9.8 × 0.28 =
  33. 33.9.5 × 0.06 =
  34. 34.9.5 × 3.1 =
  35. 35.0.68 × 3.3 =
  36. 36.7.5 × 0.36 =
  37. 37.9.3 × 0.8 =
  38. 38.1.6 × 0.4 =
  39. 39.5.5 × 0.09 =
  40. 40.0.78 × 3.7 =

Answer key

  1. 0.819
  2. 0.024
  3. 0.343
  4. 0.418
  5. 0.058
  6. 0.121
  7. 1.953
  8. 0.148
  9. 6.51
  10. 0.507
  11. 14.91
  12. 2.232
  13. 1.078
  14. 13.25
  15. 0.076
  16. 23.04
  17. 30.42
  18. 1.023
  19. 6.48
  20. 1.218
  21. 34.65
  22. 2.15
  23. 15.36
  24. 0.488
  25. 1.008
  26. 1.404
  27. 0.01
  28. 3.52
  29. 0.063
  30. 1.533
  31. 0.735
  32. 2.744
  33. 0.57
  34. 29.45
  35. 2.244
  36. 2.7
  37. 7.44
  38. 0.64
  39. 0.495
  40. 2.886

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