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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 365 · 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. 1.38 × 1000 =
  2. 2.89 × 100 =
  3. 3.31 × ? = 310
  4. 4.861 × 10 =
  5. 5.20 × ? = 20000
  6. 6.42 × 100 =
  7. 7.26 × 100 =
  8. 8.866 × 10 =
  9. 9.27 × 1000 =
  10. 10.47 × 100 =
  11. 11.903 × ? = 9030
  12. 12.38 × ? = 38000
  13. 13.28 × ? = 28000
  14. 14.69 × ? = 6900
  15. 15.98 × 100 =
  16. 16.47 × 1000 =
  17. 17.50 × 1000 =
  18. 18.141 × 10 =
  19. 19.60 × 10 =
  20. 20.7 × 100 =
  21. 21.536 × ? = 5360
  22. 22.227 × 10 =
  23. 23.703 × ? = 7030
  24. 24.386 × ? = 3860
  25. 25.625 × 10 =
  26. 26.228 × 10 =
  27. 27.16 × ? = 16000
  28. 28.70 × ? = 7000
  29. 29.359 × 10 =
  30. 30.49 × 100 =
  31. 31.350 × ? = 3500
  32. 32.33 × 1000 =
  33. 33.29 × 1000 =
  34. 34.95 × 100 =
  35. 35.73 × 100 =
  36. 36.15 × 100 =
  37. 37.737 × ? = 7370
  38. 38.92 × 100 =
  39. 39.8 × 1000 =
  40. 40.45 × 1000 =

Answer key

  1. 38000
  2. 8900
  3. 10
  4. 8610
  5. 1000
  6. 4200
  7. 2600
  8. 8660
  9. 27000
  10. 4700
  11. 10
  12. 1000
  13. 1000
  14. 100
  15. 9800
  16. 47000
  17. 50000
  18. 1410
  19. 600
  20. 700
  21. 10
  22. 2270
  23. 10
  24. 10
  25. 6250
  26. 2280
  27. 1000
  28. 100
  29. 3590
  30. 4900
  31. 10
  32. 33000
  33. 29000
  34. 9500
  35. 7300
  36. 1500
  37. 10
  38. 9200
  39. 8000
  40. 45000

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