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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 81 · 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. 1.27 × ? = 27000
  2. 2.672 × 10 =
  3. 3.152 × 10 =
  4. 4.5 × 1000 =
  5. 5.431 × 10 =
  6. 6.85 × ? = 8500
  7. 7.14 × 1000 =
  8. 8.334 × 10 =
  9. 9.178 × 10 =
  10. 10.21 × 10 =
  11. 11.718 × 10 =
  12. 12.5 × ? = 500
  13. 13.844 × 10 =
  14. 14.303 × ? = 3030
  15. 15.26 × 100 =
  16. 16.17 × ? = 17000
  17. 17.8 × 100 =
  18. 18.783 × 10 =
  19. 19.821 × ? = 8210
  20. 20.11 × ? = 11000
  21. 21.11 × 1000 =
  22. 22.55 × 100 =
  23. 23.73 × 100 =
  24. 24.17 × 100 =
  25. 25.43 × 100 =
  26. 26.20 × 100 =
  27. 27.392 × 10 =
  28. 28.31 × ? = 31000
  29. 29.449 × 10 =
  30. 30.40 × ? = 40000
  31. 31.61 × ? = 6100
  32. 32.945 × ? = 9450
  33. 33.44 × ? = 44000
  34. 34.43 × 1000 =
  35. 35.92 × 100 =
  36. 36.742 × 10 =
  37. 37.6 × 1000 =
  38. 38.45 × 1000 =
  39. 39.64 × 100 =
  40. 40.574 × 10 =

Answer key

  1. 1000
  2. 6720
  3. 1520
  4. 5000
  5. 4310
  6. 100
  7. 14000
  8. 3340
  9. 1780
  10. 210
  11. 7180
  12. 100
  13. 8440
  14. 10
  15. 2600
  16. 1000
  17. 800
  18. 7830
  19. 10
  20. 1000
  21. 11000
  22. 5500
  23. 7300
  24. 1700
  25. 4300
  26. 2000
  27. 3920
  28. 1000
  29. 4490
  30. 1000
  31. 100
  32. 10
  33. 1000
  34. 43000
  35. 9200
  36. 7420
  37. 6000
  38. 45000
  39. 6400
  40. 5740

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