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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 105 · 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. 1.15 × 100 =
  2. 2.30 × 100 =
  3. 3.431 × 10 =
  4. 4.18 × 100 =
  5. 5.67 × 100 =
  6. 6.31 × 1000 =
  7. 7.10 × 1000 =
  8. 8.33 × 1000 =
  9. 9.685 × 10 =
  10. 10.15 × ? = 15000
  11. 11.5 × 1000 =
  12. 12.440 × 10 =
  13. 13.12 × ? = 1200
  14. 14.5 × ? = 500
  15. 15.37 × 1000 =
  16. 16.32 × 100 =
  17. 17.8 × 100 =
  18. 18.548 × 10 =
  19. 19.35 × 1000 =
  20. 20.12 × 1000 =
  21. 21.677 × 10 =
  22. 22.426 × ? = 4260
  23. 23.58 × 100 =
  24. 24.25 × ? = 25000
  25. 25.89 × ? = 8900
  26. 26.97 × ? = 9700
  27. 27.397 × 10 =
  28. 28.905 × 10 =
  29. 29.13 × 1000 =
  30. 30.41 × ? = 41000
  31. 31.38 × 1000 =
  32. 32.92 × 100 =
  33. 33.645 × ? = 6450
  34. 34.575 × ? = 5750
  35. 35.772 × 10 =
  36. 36.103 × ? = 1030
  37. 37.91 × ? = 910
  38. 38.4 × 1000 =
  39. 39.588 × ? = 5880
  40. 40.2 × 1000 =

Answer key

  1. 1500
  2. 3000
  3. 4310
  4. 1800
  5. 6700
  6. 31000
  7. 10000
  8. 33000
  9. 6850
  10. 1000
  11. 5000
  12. 4400
  13. 100
  14. 100
  15. 37000
  16. 3200
  17. 800
  18. 5480
  19. 35000
  20. 12000
  21. 6770
  22. 10
  23. 5800
  24. 1000
  25. 100
  26. 100
  27. 3970
  28. 9050
  29. 13000
  30. 1000
  31. 38000
  32. 9200
  33. 10
  34. 10
  35. 7720
  36. 10
  37. 10
  38. 4000
  39. 10
  40. 2000

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