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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 773 · 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. 1.15 × 100 =
  2. 2.14 × ? = 14000
  3. 3.26 × 100 =
  4. 4.70 × 100 =
  5. 5.132 × 10 =
  6. 6.2 × 1000 =
  7. 7.74 × ? = 7400
  8. 8.73 × ? = 7300
  9. 9.904 × 10 =
  10. 10.221 × 10 =
  11. 11.904 × ? = 9040
  12. 12.40 × 10 =
  13. 13.73 × 100 =
  14. 14.373 × ? = 3730
  15. 15.905 × 10 =
  16. 16.47 × 1000 =
  17. 17.86 × 100 =
  18. 18.72 × ? = 7200
  19. 19.50 × 100 =
  20. 20.33 × 1000 =
  21. 21.3 × ? = 3000
  22. 22.32 × ? = 32000
  23. 23.597 × 10 =
  24. 24.38 × ? = 38000
  25. 25.415 × ? = 4150
  26. 26.36 × ? = 36000
  27. 27.608 × ? = 6080
  28. 28.93 × 100 =
  29. 29.41 × 1000 =
  30. 30.17 × ? = 1700
  31. 31.17 × 100 =
  32. 32.43 × 1000 =
  33. 33.11 × 100 =
  34. 34.193 × ? = 1930
  35. 35.354 × 10 =
  36. 36.38 × 100 =
  37. 37.46 × 10 =
  38. 38.219 × ? = 2190
  39. 39.427 × ? = 4270
  40. 40.75 × 10 =

Answer key

  1. 1500
  2. 1000
  3. 2600
  4. 7000
  5. 1320
  6. 2000
  7. 100
  8. 100
  9. 9040
  10. 2210
  11. 10
  12. 400
  13. 7300
  14. 10
  15. 9050
  16. 47000
  17. 8600
  18. 100
  19. 5000
  20. 33000
  21. 1000
  22. 1000
  23. 5970
  24. 1000
  25. 10
  26. 1000
  27. 10
  28. 9300
  29. 41000
  30. 100
  31. 1700
  32. 43000
  33. 1100
  34. 10
  35. 3540
  36. 3800
  37. 460
  38. 10
  39. 10
  40. 750

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