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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 991 · 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. 1.533 × ? = 5330
  2. 2.15 × ? = 15000
  3. 3.8 × 1000 =
  4. 4.24 × 100 =
  5. 5.95 × 10 =
  6. 6.5 × ? = 5000
  7. 7.69 × 100 =
  8. 8.515 × 10 =
  9. 9.32 × ? = 32000
  10. 10.52 × 100 =
  11. 11.85 × 100 =
  12. 12.219 × ? = 2190
  13. 13.895 × 10 =
  14. 14.32 × 100 =
  15. 15.50 × ? = 50000
  16. 16.78 × 100 =
  17. 17.120 × ? = 1200
  18. 18.51 × 100 =
  19. 19.32 × 1000 =
  20. 20.26 × 1000 =
  21. 21.171 × 10 =
  22. 22.48 × ? = 48000
  23. 23.38 × 1000 =
  24. 24.3 × 1000 =
  25. 25.305 × 10 =
  26. 26.35 × 1000 =
  27. 27.48 × 1000 =
  28. 28.130 × 10 =
  29. 29.146 × 10 =
  30. 30.2 × ? = 200
  31. 31.291 × 10 =
  32. 32.65 × 100 =
  33. 33.723 × 10 =
  34. 34.99 × ? = 9900
  35. 35.800 × 10 =
  36. 36.64 × 100 =
  37. 37.153 × 10 =
  38. 38.5 × 100 =
  39. 39.150 × ? = 1500
  40. 40.15 × 1000 =

Answer key

  1. 10
  2. 1000
  3. 8000
  4. 2400
  5. 950
  6. 1000
  7. 6900
  8. 5150
  9. 1000
  10. 5200
  11. 8500
  12. 10
  13. 8950
  14. 3200
  15. 1000
  16. 7800
  17. 10
  18. 5100
  19. 32000
  20. 26000
  21. 1710
  22. 1000
  23. 38000
  24. 3000
  25. 3050
  26. 35000
  27. 48000
  28. 1300
  29. 1460
  30. 100
  31. 2910
  32. 6500
  33. 7230
  34. 100
  35. 8000
  36. 6400
  37. 1530
  38. 500
  39. 10
  40. 15000

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