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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 751 · 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. 1.22 × ? = 22000
  2. 2.11 × ? = 11000
  3. 3.48 × ? = 48000
  4. 4.9 × 1000 =
  5. 5.38 × ? = 38000
  6. 6.332 × 10 =
  7. 7.187 × 10 =
  8. 8.44 × 1000 =
  9. 9.2 × ? = 2000
  10. 10.985 × ? = 9850
  11. 11.40 × ? = 40000
  12. 12.661 × 10 =
  13. 13.17 × 100 =
  14. 14.875 × 10 =
  15. 15.744 × 10 =
  16. 16.28 × 100 =
  17. 17.2 × 1000 =
  18. 18.50 × ? = 50000
  19. 19.93 × ? = 9300
  20. 20.27 × ? = 2700
  21. 21.15 × 1000 =
  22. 22.41 × ? = 41000
  23. 23.753 × ? = 7530
  24. 24.4 × ? = 4000
  25. 25.90 × 100 =
  26. 26.28 × 1000 =
  27. 27.85 × 100 =
  28. 28.37 × ? = 37000
  29. 29.5 × ? = 500
  30. 30.895 × 10 =
  31. 31.86 × ? = 8600
  32. 32.239 × 10 =
  33. 33.56 × 100 =
  34. 34.39 × ? = 39000
  35. 35.14 × 100 =
  36. 36.16 × 10 =
  37. 37.42 × 100 =
  38. 38.46 × ? = 4600
  39. 39.775 × 10 =
  40. 40.475 × ? = 4750

Answer key

  1. 1000
  2. 1000
  3. 1000
  4. 9000
  5. 1000
  6. 3320
  7. 1870
  8. 44000
  9. 1000
  10. 10
  11. 1000
  12. 6610
  13. 1700
  14. 8750
  15. 7440
  16. 2800
  17. 2000
  18. 1000
  19. 100
  20. 100
  21. 15000
  22. 1000
  23. 10
  24. 1000
  25. 9000
  26. 28000
  27. 8500
  28. 1000
  29. 100
  30. 8950
  31. 100
  32. 2390
  33. 5600
  34. 1000
  35. 1400
  36. 160
  37. 4200
  38. 100
  39. 7750
  40. 10

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