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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 311 · 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. 1.46 × 1000 =
  2. 2.9 × ? = 9000
  3. 3.250 × 10 =
  4. 4.36 × 100 =
  5. 5.168 × ? = 1680
  6. 6.323 × 10 =
  7. 7.519 × 10 =
  8. 8.56 × 100 =
  9. 9.42 × 100 =
  10. 10.28 × 1000 =
  11. 11.163 × ? = 1630
  12. 12.42 × ? = 42000
  13. 13.53 × 100 =
  14. 14.20 × 1000 =
  15. 15.35 × 1000 =
  16. 16.3 × 100 =
  17. 17.459 × ? = 4590
  18. 18.907 × ? = 9070
  19. 19.78 × 100 =
  20. 20.67 × 100 =
  21. 21.16 × 1000 =
  22. 22.12 × 1000 =
  23. 23.19 × ? = 19000
  24. 24.26 × 1000 =
  25. 25.292 × 10 =
  26. 26.95 × 100 =
  27. 27.38 × 100 =
  28. 28.97 × 100 =
  29. 29.24 × 1000 =
  30. 30.41 × ? = 4100
  31. 31.17 × 100 =
  32. 32.547 × 10 =
  33. 33.387 × 10 =
  34. 34.312 × 10 =
  35. 35.24 × ? = 24000
  36. 36.229 × 10 =
  37. 37.374 × 10 =
  38. 38.20 × ? = 2000
  39. 39.17 × 1000 =
  40. 40.507 × ? = 5070

Answer key

  1. 46000
  2. 1000
  3. 2500
  4. 3600
  5. 10
  6. 3230
  7. 5190
  8. 5600
  9. 4200
  10. 28000
  11. 10
  12. 1000
  13. 5300
  14. 20000
  15. 35000
  16. 300
  17. 10
  18. 10
  19. 7800
  20. 6700
  21. 16000
  22. 12000
  23. 1000
  24. 26000
  25. 2920
  26. 9500
  27. 3800
  28. 9700
  29. 24000
  30. 100
  31. 1700
  32. 5470
  33. 3870
  34. 3120
  35. 1000
  36. 2290
  37. 3740
  38. 100
  39. 17000
  40. 10

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