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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 412 · 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. 1.10 × ? = 1000
  2. 2.776 × 10 =
  3. 3.941 × 10 =
  4. 4.216 × 10 =
  5. 5.17 × 100 =
  6. 6.15 × ? = 15000
  7. 7.8 × ? = 8000
  8. 8.129 × ? = 1290
  9. 9.418 × ? = 4180
  10. 10.59 × 100 =
  11. 11.564 × ? = 5640
  12. 12.167 × 10 =
  13. 13.45 × 100 =
  14. 14.93 × 10 =
  15. 15.3 × 100 =
  16. 16.11 × 1000 =
  17. 17.3 × 1000 =
  18. 18.97 × 100 =
  19. 19.66 × ? = 6600
  20. 20.44 × 100 =
  21. 21.31 × 1000 =
  22. 22.13 × ? = 13000
  23. 23.42 × ? = 42000
  24. 24.4 × 100 =
  25. 25.23 × 1000 =
  26. 26.50 × 100 =
  27. 27.48 × 100 =
  28. 28.70 × 100 =
  29. 29.228 × 10 =
  30. 30.96 × ? = 9600
  31. 31.579 × ? = 5790
  32. 32.71 × ? = 7100
  33. 33.764 × ? = 7640
  34. 34.784 × 10 =
  35. 35.28 × 1000 =
  36. 36.14 × 1000 =
  37. 37.43 × ? = 43000
  38. 38.46 × ? = 46000
  39. 39.957 × ? = 9570
  40. 40.848 × ? = 8480

Answer key

  1. 100
  2. 7760
  3. 9410
  4. 2160
  5. 1700
  6. 1000
  7. 1000
  8. 10
  9. 10
  10. 5900
  11. 10
  12. 1670
  13. 4500
  14. 930
  15. 300
  16. 11000
  17. 3000
  18. 9700
  19. 100
  20. 4400
  21. 31000
  22. 1000
  23. 1000
  24. 400
  25. 23000
  26. 5000
  27. 4800
  28. 7000
  29. 2280
  30. 100
  31. 10
  32. 100
  33. 10
  34. 7840
  35. 28000
  36. 14000
  37. 1000
  38. 1000
  39. 10
  40. 10

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