← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 79 · 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. 1.0.14 × 2.2 =
  2. 2.0.91 × 1.1 =
  3. 3.0.14 × 0.2 =
  4. 4.7.1 × 3.9 =
  5. 5.0.87 × 2.1 =
  6. 6.2.6 × 3.7 =
  7. 7.6.2 × 0.12 =
  8. 8.8.5 × 0.27 =
  9. 9.5.1 × 3.4 =
  10. 10.3.2 × 0.32 =
  11. 11.0.9 × 3.5 =
  12. 12.8.3 × 0.11 =
  13. 13.0.34 × 3.2 =
  14. 14.0.2 × 0.11 =
  15. 15.2.9 × 1.1 =
  16. 16.0.63 × 1.2 =
  17. 17.0.51 × 0.6 =
  18. 18.0.69 × 1.7 =
  19. 19.0.46 × 0.6 =
  20. 20.4.6 × 0.34 =
  21. 21.6.4 × 1.9 =
  22. 22.1.9 × 0.09 =
  23. 23.1.1 × 0.31 =
  24. 24.0.15 × 2.1 =
  25. 25.6.4 × 0.6 =
  26. 26.9.1 × 0.09 =
  27. 27.4.9 × 0.11 =
  28. 28.0.9 × 0.2 =
  29. 29.0.9 × 1.6 =
  30. 30.0.04 × 2.7 =
  31. 31.0.11 × 1.2 =
  32. 32.0.4 × 1.3 =
  33. 33.0.86 × 3.9 =
  34. 34.6.7 × 0.16 =
  35. 35.0.59 × 2.8 =
  36. 36.9.6 × 2.1 =
  37. 37.4.9 × 2.1 =
  38. 38.6.1 × 0.33 =
  39. 39.0.56 × 0.7 =
  40. 40.0.59 × 2.6 =

Answer key

  1. 0.308
  2. 1.001
  3. 0.028
  4. 27.69
  5. 1.827
  6. 9.62
  7. 0.744
  8. 2.295
  9. 17.34
  10. 1.024
  11. 3.15
  12. 0.913
  13. 1.088
  14. 0.022
  15. 3.19
  16. 0.756
  17. 0.306
  18. 1.173
  19. 0.276
  20. 1.564
  21. 12.16
  22. 0.171
  23. 0.341
  24. 0.315
  25. 3.84
  26. 0.819
  27. 0.539
  28. 0.18
  29. 1.44
  30. 0.108
  31. 0.132
  32. 0.52
  33. 3.354
  34. 1.072
  35. 1.652
  36. 20.16
  37. 10.29
  38. 2.013
  39. 0.392
  40. 1.534

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