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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 831 · 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. 1.4 × 1000 =
  2. 2.59 × 100 =
  3. 3.18 × ? = 18000
  4. 4.2 × 100 =
  5. 5.43 × 1000 =
  6. 6.28 × 10 =
  7. 7.60 × ? = 600
  8. 8.301 × 10 =
  9. 9.39 × 1000 =
  10. 10.15 × 1000 =
  11. 11.40 × 100 =
  12. 12.40 × 1000 =
  13. 13.12 × ? = 1200
  14. 14.17 × ? = 17000
  15. 15.49 × ? = 49000
  16. 16.31 × ? = 310
  17. 17.56 × 100 =
  18. 18.24 × 100 =
  19. 19.12 × 1000 =
  20. 20.830 × ? = 8300
  21. 21.54 × ? = 540
  22. 22.9 × 1000 =
  23. 23.697 × 10 =
  24. 24.22 × ? = 2200
  25. 25.81 × 100 =
  26. 26.2 × 1000 =
  27. 27.391 × 10 =
  28. 28.522 × 10 =
  29. 29.48 × ? = 48000
  30. 30.53 × 10 =
  31. 31.327 × 10 =
  32. 32.89 × 100 =
  33. 33.4 × ? = 4000
  34. 34.68 × 10 =
  35. 35.80 × 100 =
  36. 36.64 × 100 =
  37. 37.26 × 1000 =
  38. 38.46 × 100 =
  39. 39.552 × 10 =
  40. 40.78 × ? = 7800

Answer key

  1. 4000
  2. 5900
  3. 1000
  4. 200
  5. 43000
  6. 280
  7. 10
  8. 3010
  9. 39000
  10. 15000
  11. 4000
  12. 40000
  13. 100
  14. 1000
  15. 1000
  16. 10
  17. 5600
  18. 2400
  19. 12000
  20. 10
  21. 10
  22. 9000
  23. 6970
  24. 100
  25. 8100
  26. 2000
  27. 3910
  28. 5220
  29. 1000
  30. 530
  31. 3270
  32. 8900
  33. 1000
  34. 680
  35. 8000
  36. 6400
  37. 26000
  38. 4600
  39. 5520
  40. 100

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