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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 204 · 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. 1.721 × ? = 7210
  2. 2.406 × ? = 4060
  3. 3.6 × ? = 6000
  4. 4.4 × ? = 4000
  5. 5.514 × 10 =
  6. 6.40 × ? = 4000
  7. 7.50 × ? = 50000
  8. 8.91 × 100 =
  9. 9.20 × 1000 =
  10. 10.37 × ? = 3700
  11. 11.118 × ? = 1180
  12. 12.17 × 1000 =
  13. 13.890 × 10 =
  14. 14.16 × ? = 1600
  15. 15.83 × 100 =
  16. 16.17 × 10 =
  17. 17.54 × 100 =
  18. 18.72 × 100 =
  19. 19.522 × 10 =
  20. 20.49 × ? = 49000
  21. 21.44 × 1000 =
  22. 22.43 × ? = 43000
  23. 23.17 × 100 =
  24. 24.33 × 100 =
  25. 25.433 × ? = 4330
  26. 26.61 × ? = 6100
  27. 27.471 × ? = 4710
  28. 28.41 × 1000 =
  29. 29.692 × ? = 6920
  30. 30.23 × 100 =
  31. 31.8 × ? = 800
  32. 32.638 × 10 =
  33. 33.39 × 1000 =
  34. 34.248 × 10 =
  35. 35.814 × 10 =
  36. 36.10 × 100 =
  37. 37.29 × 1000 =
  38. 38.6 × 100 =
  39. 39.926 × 10 =
  40. 40.67 × 100 =

Answer key

  1. 10
  2. 10
  3. 1000
  4. 1000
  5. 5140
  6. 100
  7. 1000
  8. 9100
  9. 20000
  10. 100
  11. 10
  12. 17000
  13. 8900
  14. 100
  15. 8300
  16. 170
  17. 5400
  18. 7200
  19. 5220
  20. 1000
  21. 44000
  22. 1000
  23. 1700
  24. 3300
  25. 10
  26. 100
  27. 10
  28. 41000
  29. 10
  30. 2300
  31. 100
  32. 6380
  33. 39000
  34. 2480
  35. 8140
  36. 1000
  37. 29000
  38. 600
  39. 9260
  40. 6700

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