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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 928 · 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. 1.81 × 100 =
  2. 2.55 × ? = 5500
  3. 3.45 × ? = 4500
  4. 4.20 × 100 =
  5. 5.8 × 1000 =
  6. 6.27 × 100 =
  7. 7.2 × 1000 =
  8. 8.43 × 100 =
  9. 9.560 × 10 =
  10. 10.19 × 1000 =
  11. 11.36 × ? = 36000
  12. 12.6 × 1000 =
  13. 13.42 × ? = 420
  14. 14.2 × ? = 200
  15. 15.382 × ? = 3820
  16. 16.31 × ? = 31000
  17. 17.307 × ? = 3070
  18. 18.44 × 1000 =
  19. 19.8 × ? = 8000
  20. 20.99 × ? = 9900
  21. 21.29 × 100 =
  22. 22.876 × 10 =
  23. 23.28 × 100 =
  24. 24.20 × 1000 =
  25. 25.39 × 1000 =
  26. 26.751 × 10 =
  27. 27.47 × 100 =
  28. 28.14 × 100 =
  29. 29.605 × 10 =
  30. 30.41 × 1000 =
  31. 31.406 × ? = 4060
  32. 32.6 × 100 =
  33. 33.46 × 1000 =
  34. 34.199 × 10 =
  35. 35.778 × 10 =
  36. 36.794 × 10 =
  37. 37.12 × 10 =
  38. 38.23 × ? = 2300
  39. 39.28 × 1000 =
  40. 40.767 × 10 =

Answer key

  1. 8100
  2. 100
  3. 100
  4. 2000
  5. 8000
  6. 2700
  7. 2000
  8. 4300
  9. 5600
  10. 19000
  11. 1000
  12. 6000
  13. 10
  14. 100
  15. 10
  16. 1000
  17. 10
  18. 44000
  19. 1000
  20. 100
  21. 2900
  22. 8760
  23. 2800
  24. 20000
  25. 39000
  26. 7510
  27. 4700
  28. 1400
  29. 6050
  30. 41000
  31. 10
  32. 600
  33. 46000
  34. 1990
  35. 7780
  36. 7940
  37. 120
  38. 100
  39. 28000
  40. 7670

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