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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 870 · 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. 1.48 × 1000 =
  2. 2.12 × 1000 =
  3. 3.942 × 10 =
  4. 4.492 × ? = 4920
  5. 5.47 × ? = 47000
  6. 6.9 × 100 =
  7. 7.438 × 10 =
  8. 8.38 × 1000 =
  9. 9.347 × 10 =
  10. 10.8 × 1000 =
  11. 11.102 × 10 =
  12. 12.392 × 10 =
  13. 13.31 × ? = 3100
  14. 14.67 × 100 =
  15. 15.310 × ? = 3100
  16. 16.38 × 100 =
  17. 17.45 × 1000 =
  18. 18.704 × 10 =
  19. 19.926 × ? = 9260
  20. 20.40 × 1000 =
  21. 21.38 × ? = 380
  22. 22.42 × 1000 =
  23. 23.40 × ? = 4000
  24. 24.115 × 10 =
  25. 25.37 × 100 =
  26. 26.90 × ? = 9000
  27. 27.50 × 1000 =
  28. 28.683 × 10 =
  29. 29.10 × 100 =
  30. 30.576 × ? = 5760
  31. 31.34 × ? = 3400
  32. 32.27 × 1000 =
  33. 33.8 × ? = 8000
  34. 34.73 × ? = 7300
  35. 35.340 × 10 =
  36. 36.35 × 100 =
  37. 37.343 × 10 =
  38. 38.85 × ? = 8500
  39. 39.921 × ? = 9210
  40. 40.94 × 10 =

Answer key

  1. 48000
  2. 12000
  3. 9420
  4. 10
  5. 1000
  6. 900
  7. 4380
  8. 38000
  9. 3470
  10. 8000
  11. 1020
  12. 3920
  13. 100
  14. 6700
  15. 10
  16. 3800
  17. 45000
  18. 7040
  19. 10
  20. 40000
  21. 10
  22. 42000
  23. 100
  24. 1150
  25. 3700
  26. 100
  27. 50000
  28. 6830
  29. 1000
  30. 10
  31. 100
  32. 27000
  33. 1000
  34. 100
  35. 3400
  36. 3500
  37. 3430
  38. 100
  39. 10
  40. 940

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