← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 720 · 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. 1.0.09 × 3.6 =
  2. 2.1.8 × 0.7 =
  3. 3.3.1 × 0.26 =
  4. 4.5.6 × 0.23 =
  5. 5.0.09 × 2.9 =
  6. 6.4.7 × 0.03 =
  7. 7.7.9 × 0.24 =
  8. 8.0.17 × 0.9 =
  9. 9.1.9 × 1.1 =
  10. 10.0.79 × 0.9 =
  11. 11.6.8 × 0.16 =
  12. 12.5.6 × 0.04 =
  13. 13.1.1 × 0.04 =
  14. 14.0.89 × 1.1 =
  15. 15.0.41 × 0.6 =
  16. 16.0.66 × 1.5 =
  17. 17.2.8 × 0.33 =
  18. 18.1.1 × 3.2 =
  19. 19.4.1 × 0.28 =
  20. 20.0.71 × 2.8 =
  21. 21.0.69 × 1.4 =
  22. 22.0.95 × 0.4 =
  23. 23.7.2 × 3.2 =
  24. 24.2.1 × 0.4 =
  25. 25.2.1 × 0.21 =
  26. 26.0.76 × 2.2 =
  27. 27.0.92 × 1.4 =
  28. 28.5.9 × 2.6 =
  29. 29.3.1 × 0.07 =
  30. 30.0.21 × 1.2 =
  31. 31.7.8 × 2.1 =
  32. 32.0.68 × 1.1 =
  33. 33.8.8 × 0.6 =
  34. 34.6.4 × 0.8 =
  35. 35.3.4 × 0.05 =
  36. 36.9.8 × 0.14 =
  37. 37.3.8 × 0.03 =
  38. 38.0.69 × 0.2 =
  39. 39.2.9 × 1.2 =
  40. 40.2.8 × 0.16 =

Answer key

  1. 0.324
  2. 1.26
  3. 0.806
  4. 1.288
  5. 0.261
  6. 0.141
  7. 1.896
  8. 0.153
  9. 2.09
  10. 0.711
  11. 1.088
  12. 0.224
  13. 0.044
  14. 0.979
  15. 0.246
  16. 0.99
  17. 0.924
  18. 3.52
  19. 1.148
  20. 1.988
  21. 0.966
  22. 0.38
  23. 23.04
  24. 0.84
  25. 0.441
  26. 1.672
  27. 1.288
  28. 15.34
  29. 0.217
  30. 0.252
  31. 16.38
  32. 0.748
  33. 5.28
  34. 5.12
  35. 0.17
  36. 1.372
  37. 0.114
  38. 0.138
  39. 3.48
  40. 0.448

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