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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 714 · 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. 1.24 × 100 =
  2. 2.45 × 1000 =
  3. 3.27 × ? = 2700
  4. 4.2 × ? = 2000
  5. 5.36 × 100 =
  6. 6.698 × 10 =
  7. 7.591 × 10 =
  8. 8.8 × 100 =
  9. 9.549 × 10 =
  10. 10.85 × ? = 8500
  11. 11.28 × ? = 28000
  12. 12.29 × ? = 29000
  13. 13.30 × 1000 =
  14. 14.54 × 10 =
  15. 15.96 × ? = 9600
  16. 16.574 × 10 =
  17. 17.3 × ? = 300
  18. 18.347 × 10 =
  19. 19.223 × 10 =
  20. 20.33 × 1000 =
  21. 21.38 × ? = 38000
  22. 22.5 × 1000 =
  23. 23.13 × ? = 1300
  24. 24.209 × 10 =
  25. 25.801 × ? = 8010
  26. 26.169 × 10 =
  27. 27.72 × ? = 7200
  28. 28.23 × 1000 =
  29. 29.4 × 1000 =
  30. 30.10 × 1000 =
  31. 31.566 × 10 =
  32. 32.33 × ? = 33000
  33. 33.7 × 1000 =
  34. 34.845 × ? = 8450
  35. 35.188 × ? = 1880
  36. 36.32 × 100 =
  37. 37.29 × 100 =
  38. 38.34 × 1000 =
  39. 39.29 × 10 =
  40. 40.14 × 1000 =

Answer key

  1. 2400
  2. 45000
  3. 100
  4. 1000
  5. 3600
  6. 6980
  7. 5910
  8. 800
  9. 5490
  10. 100
  11. 1000
  12. 1000
  13. 30000
  14. 540
  15. 100
  16. 5740
  17. 100
  18. 3470
  19. 2230
  20. 33000
  21. 1000
  22. 5000
  23. 100
  24. 2090
  25. 10
  26. 1690
  27. 100
  28. 23000
  29. 4000
  30. 10000
  31. 5660
  32. 1000
  33. 7000
  34. 10
  35. 10
  36. 3200
  37. 2900
  38. 34000
  39. 290
  40. 14000

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