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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 429 · 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. 1.75 × 100 =
  2. 2.72 × 100 =
  3. 3.930 × 10 =
  4. 4.497 × ? = 4970
  5. 5.4 × 1000 =
  6. 6.868 × 10 =
  7. 7.95 × ? = 9500
  8. 8.45 × 1000 =
  9. 9.24 × 1000 =
  10. 10.191 × ? = 1910
  11. 11.41 × 1000 =
  12. 12.33 × ? = 33000
  13. 13.31 × 100 =
  14. 14.847 × ? = 8470
  15. 15.215 × ? = 2150
  16. 16.499 × 10 =
  17. 17.104 × 10 =
  18. 18.7 × 1000 =
  19. 19.46 × ? = 4600
  20. 20.11 × ? = 11000
  21. 21.88 × 100 =
  22. 22.47 × ? = 4700
  23. 23.428 × 10 =
  24. 24.36 × ? = 3600
  25. 25.25 × 100 =
  26. 26.71 × ? = 7100
  27. 27.43 × 1000 =
  28. 28.40 × 1000 =
  29. 29.779 × ? = 7790
  30. 30.68 × 100 =
  31. 31.29 × ? = 2900
  32. 32.327 × ? = 3270
  33. 33.886 × 10 =
  34. 34.30 × ? = 30000
  35. 35.243 × 10 =
  36. 36.295 × ? = 2950
  37. 37.43 × ? = 43000
  38. 38.244 × 10 =
  39. 39.36 × 100 =
  40. 40.152 × 10 =

Answer key

  1. 7500
  2. 7200
  3. 9300
  4. 10
  5. 4000
  6. 8680
  7. 100
  8. 45000
  9. 24000
  10. 10
  11. 41000
  12. 1000
  13. 3100
  14. 10
  15. 10
  16. 4990
  17. 1040
  18. 7000
  19. 100
  20. 1000
  21. 8800
  22. 100
  23. 4280
  24. 100
  25. 2500
  26. 100
  27. 43000
  28. 40000
  29. 10
  30. 6800
  31. 100
  32. 10
  33. 8860
  34. 1000
  35. 2430
  36. 10
  37. 1000
  38. 2440
  39. 3600
  40. 1520

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