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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 225 · 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. 1.10 × ? = 10000
  2. 2.18 × ? = 18000
  3. 3.733 × 10 =
  4. 4.34 × 1000 =
  5. 5.42 × 10 =
  6. 6.31 × 1000 =
  7. 7.90 × 100 =
  8. 8.10 × 1000 =
  9. 9.48 × ? = 48000
  10. 10.78 × 100 =
  11. 11.32 × 1000 =
  12. 12.447 × ? = 4470
  13. 13.647 × ? = 6470
  14. 14.72 × ? = 7200
  15. 15.59 × ? = 5900
  16. 16.878 × ? = 8780
  17. 17.42 × 1000 =
  18. 18.71 × 100 =
  19. 19.16 × 100 =
  20. 20.519 × 10 =
  21. 21.14 × ? = 1400
  22. 22.715 × 10 =
  23. 23.60 × 100 =
  24. 24.511 × 10 =
  25. 25.420 × ? = 4200
  26. 26.41 × 100 =
  27. 27.14 × 1000 =
  28. 28.696 × 10 =
  29. 29.12 × ? = 1200
  30. 30.847 × 10 =
  31. 31.89 × 100 =
  32. 32.446 × 10 =
  33. 33.47 × ? = 4700
  34. 34.82 × 100 =
  35. 35.43 × 1000 =
  36. 36.50 × 100 =
  37. 37.151 × ? = 1510
  38. 38.48 × ? = 4800
  39. 39.559 × 10 =
  40. 40.22 × ? = 22000

Answer key

  1. 1000
  2. 1000
  3. 7330
  4. 34000
  5. 420
  6. 31000
  7. 9000
  8. 10000
  9. 1000
  10. 7800
  11. 32000
  12. 10
  13. 10
  14. 100
  15. 100
  16. 10
  17. 42000
  18. 7100
  19. 1600
  20. 5190
  21. 100
  22. 7150
  23. 6000
  24. 5110
  25. 10
  26. 4100
  27. 14000
  28. 6960
  29. 100
  30. 8470
  31. 8900
  32. 4460
  33. 100
  34. 8200
  35. 43000
  36. 5000
  37. 10
  38. 100
  39. 5590
  40. 1000

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