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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 382 · 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 × ? = 38000
  2. 2.84 × 10 =
  3. 3.78 × 100 =
  4. 4.64 × 100 =
  5. 5.11 × 100 =
  6. 6.332 × ? = 3320
  7. 7.559 × 10 =
  8. 8.679 × 10 =
  9. 9.352 × 10 =
  10. 10.824 × 10 =
  11. 11.360 × 10 =
  12. 12.23 × 100 =
  13. 13.236 × ? = 2360
  14. 14.627 × 10 =
  15. 15.987 × 10 =
  16. 16.79 × 100 =
  17. 17.12 × 1000 =
  18. 18.359 × 10 =
  19. 19.5 × ? = 500
  20. 20.176 × 10 =
  21. 21.87 × ? = 870
  22. 22.109 × 10 =
  23. 23.46 × 1000 =
  24. 24.488 × 10 =
  25. 25.17 × 1000 =
  26. 26.804 × ? = 8040
  27. 27.35 × 1000 =
  28. 28.24 × 1000 =
  29. 29.3 × 1000 =
  30. 30.610 × 10 =
  31. 31.81 × 10 =
  32. 32.10 × ? = 1000
  33. 33.33 × ? = 3300
  34. 34.43 × 1000 =
  35. 35.515 × ? = 5150
  36. 36.175 × 10 =
  37. 37.670 × ? = 6700
  38. 38.99 × 100 =
  39. 39.13 × 100 =
  40. 40.6 × ? = 6000

Answer key

  1. 1000
  2. 840
  3. 7800
  4. 6400
  5. 1100
  6. 10
  7. 5590
  8. 6790
  9. 3520
  10. 8240
  11. 3600
  12. 2300
  13. 10
  14. 6270
  15. 9870
  16. 7900
  17. 12000
  18. 3590
  19. 100
  20. 1760
  21. 10
  22. 1090
  23. 46000
  24. 4880
  25. 17000
  26. 10
  27. 35000
  28. 24000
  29. 3000
  30. 6100
  31. 810
  32. 100
  33. 100
  34. 43000
  35. 10
  36. 1750
  37. 10
  38. 9900
  39. 1300
  40. 1000

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