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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 357 · 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. 1.354 × 10 =
  2. 2.38 × 1000 =
  3. 3.975 × 10 =
  4. 4.422 × ? = 4220
  5. 5.68 × 100 =
  6. 6.743 × 10 =
  7. 7.310 × 10 =
  8. 8.71 × 10 =
  9. 9.872 × ? = 8720
  10. 10.6 × ? = 6000
  11. 11.14 × 1000 =
  12. 12.96 × 100 =
  13. 13.82 × 100 =
  14. 14.632 × ? = 6320
  15. 15.637 × 10 =
  16. 16.58 × 100 =
  17. 17.47 × 1000 =
  18. 18.76 × 100 =
  19. 19.24 × 1000 =
  20. 20.980 × ? = 9800
  21. 21.18 × 100 =
  22. 22.13 × 1000 =
  23. 23.587 × ? = 5870
  24. 24.293 × 10 =
  25. 25.5 × 10 =
  26. 26.28 × 100 =
  27. 27.699 × ? = 6990
  28. 28.9 × ? = 900
  29. 29.67 × ? = 6700
  30. 30.106 × 10 =
  31. 31.78 × 100 =
  32. 32.4 × ? = 4000
  33. 33.79 × 100 =
  34. 34.185 × 10 =
  35. 35.41 × 1000 =
  36. 36.764 × 10 =
  37. 37.31 × 100 =
  38. 38.40 × ? = 4000
  39. 39.87 × ? = 8700
  40. 40.35 × 1000 =

Answer key

  1. 3540
  2. 38000
  3. 9750
  4. 10
  5. 6800
  6. 7430
  7. 3100
  8. 710
  9. 10
  10. 1000
  11. 14000
  12. 9600
  13. 8200
  14. 10
  15. 6370
  16. 5800
  17. 47000
  18. 7600
  19. 24000
  20. 10
  21. 1800
  22. 13000
  23. 10
  24. 2930
  25. 50
  26. 2800
  27. 10
  28. 100
  29. 100
  30. 1060
  31. 7800
  32. 1000
  33. 7900
  34. 1850
  35. 41000
  36. 7640
  37. 3100
  38. 100
  39. 100
  40. 35000

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