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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 729 · 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. 1.42 × 100 =
  2. 2.653 × 10 =
  3. 3.39 × 100 =
  4. 4.57 × ? = 5700
  5. 5.36 × ? = 36000
  6. 6.31 × 1000 =
  7. 7.35 × 10 =
  8. 8.50 × 1000 =
  9. 9.424 × 10 =
  10. 10.516 × 10 =
  11. 11.48 × 1000 =
  12. 12.660 × ? = 6600
  13. 13.87 × ? = 8700
  14. 14.90 × 100 =
  15. 15.76 × 100 =
  16. 16.22 × 1000 =
  17. 17.18 × 100 =
  18. 18.29 × ? = 29000
  19. 19.17 × ? = 1700
  20. 20.741 × ? = 7410
  21. 21.50 × ? = 50000
  22. 22.34 × 100 =
  23. 23.2 × 1000 =
  24. 24.9 × ? = 900
  25. 25.300 × 10 =
  26. 26.15 × 100 =
  27. 27.223 × 10 =
  28. 28.40 × ? = 40000
  29. 29.9 × 1000 =
  30. 30.40 × ? = 4000
  31. 31.6 × ? = 6000
  32. 32.5 × ? = 5000
  33. 33.49 × 100 =
  34. 34.73 × ? = 7300
  35. 35.10 × 1000 =
  36. 36.19 × ? = 190
  37. 37.463 × ? = 4630
  38. 38.78 × 100 =
  39. 39.43 × ? = 43000
  40. 40.43 × 1000 =

Answer key

  1. 4200
  2. 6530
  3. 3900
  4. 100
  5. 1000
  6. 31000
  7. 350
  8. 50000
  9. 4240
  10. 5160
  11. 48000
  12. 10
  13. 100
  14. 9000
  15. 7600
  16. 22000
  17. 1800
  18. 1000
  19. 100
  20. 10
  21. 1000
  22. 3400
  23. 2000
  24. 100
  25. 3000
  26. 1500
  27. 2230
  28. 1000
  29. 9000
  30. 100
  31. 1000
  32. 1000
  33. 4900
  34. 100
  35. 10000
  36. 10
  37. 10
  38. 7800
  39. 1000
  40. 43000

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