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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 154 · 40 questions
TalentJR

The trick (Place-value slide): × 10: write one 0 after the number. × 100: write two 0s. × 1000: write three 0s. Missing number: count how many zeros were added — one 0 is × 10, two 0s is × 100.

NameDateTime takenScore ___ / 40
  1. 1.18 × 1000 =
  2. 2.203 × 10 =
  3. 3.547 × 10 =
  4. 4.810 × 10 =
  5. 5.33 × ? = 330
  6. 6.640 × 10 =
  7. 7.8 × 1000 =
  8. 8.29 × 100 =
  9. 9.5 × ? = 5000
  10. 10.853 × ? = 8530
  11. 11.49 × 100 =
  12. 12.42 × ? = 4200
  13. 13.26 × ? = 26000
  14. 14.703 × ? = 7030
  15. 15.279 × ? = 2790
  16. 16.856 × 10 =
  17. 17.72 × ? = 7200
  18. 18.7 × 100 =
  19. 19.24 × ? = 2400
  20. 20.5 × 100 =
  21. 21.903 × 10 =
  22. 22.823 × 10 =
  23. 23.5 × 1000 =
  24. 24.10 × 100 =
  25. 25.29 × 1000 =
  26. 26.80 × 100 =
  27. 27.57 × ? = 5700
  28. 28.37 × ? = 3700
  29. 29.11 × ? = 11000
  30. 30.715 × 10 =
  31. 31.83 × 100 =
  32. 32.775 × 10 =
  33. 33.36 × 10 =
  34. 34.97 × 100 =
  35. 35.19 × ? = 1900
  36. 36.781 × 10 =
  37. 37.40 × ? = 40000
  38. 38.6 × 100 =
  39. 39.183 × 10 =
  40. 40.43 × 1000 =

Answer key

  1. 18000
  2. 2030
  3. 5470
  4. 8100
  5. 10
  6. 6400
  7. 8000
  8. 2900
  9. 1000
  10. 10
  11. 4900
  12. 100
  13. 1000
  14. 10
  15. 10
  16. 8560
  17. 100
  18. 700
  19. 100
  20. 500
  21. 9030
  22. 8230
  23. 5000
  24. 1000
  25. 29000
  26. 8000
  27. 100
  28. 100
  29. 1000
  30. 7150
  31. 8300
  32. 7750
  33. 360
  34. 9700
  35. 100
  36. 7810
  37. 1000
  38. 600
  39. 1830
  40. 43000

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