← Decimal × decimal lesson New set →

Multiplying Decimals Worksheet

Speed calculation lesson 18: Decimal × decimal · Set 603 · 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. 1.5.1 × 0.39 =
  2. 2.0.87 × 2.4 =
  3. 3.2.1 × 0.8 =
  4. 4.0.45 × 1.1 =
  5. 5.1.1 × 0.16 =
  6. 6.0.83 × 2.7 =
  7. 7.0.34 × 1.6 =
  8. 8.1.1 × 0.37 =
  9. 9.8.4 × 0.02 =
  10. 10.7.1 × 1.1 =
  11. 11.0.53 × 3.7 =
  12. 12.0.16 × 2.2 =
  13. 13.8.8 × 0.03 =
  14. 14.0.07 × 3.3 =
  15. 15.1.7 × 0.19 =
  16. 16.0.85 × 0.7 =
  17. 17.2.8 × 0.25 =
  18. 18.5.2 × 1.4 =
  19. 19.3.6 × 1.7 =
  20. 20.0.41 × 3.5 =
  21. 21.0.34 × 3.7 =
  22. 22.0.84 × 0.4 =
  23. 23.8.3 × 0.35 =
  24. 24.0.45 × 3.6 =
  25. 25.0.12 × 1.1 =
  26. 26.3.3 × 0.18 =
  27. 27.8.1 × 0.12 =
  28. 28.0.91 × 3.7 =
  29. 29.6.8 × 1.4 =
  30. 30.0.73 × 0.8 =
  31. 31.8.4 × 0.39 =
  32. 32.0.96 × 2.2 =
  33. 33.4.2 × 1.1 =
  34. 34.0.8 × 3.9 =
  35. 35.4.8 × 0.11 =
  36. 36.9.5 × 1.1 =
  37. 37.5.9 × 0.06 =
  38. 38.0.06 × 2.2 =
  39. 39.7.2 × 3.8 =
  40. 40.0.54 × 1.8 =

Answer key

  1. 1.989
  2. 2.088
  3. 1.68
  4. 0.495
  5. 0.176
  6. 2.241
  7. 0.544
  8. 0.407
  9. 0.168
  10. 7.81
  11. 1.961
  12. 0.352
  13. 0.264
  14. 0.231
  15. 0.323
  16. 0.595
  17. 0.7
  18. 7.28
  19. 6.12
  20. 1.435
  21. 1.258
  22. 0.336
  23. 2.905
  24. 1.62
  25. 0.132
  26. 0.594
  27. 0.972
  28. 3.367
  29. 9.52
  30. 0.584
  31. 3.276
  32. 2.112
  33. 4.62
  34. 3.12
  35. 0.528
  36. 10.45
  37. 0.354
  38. 0.132
  39. 27.36
  40. 0.972

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