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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 57 · 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. 1.2 × 1000 =
  2. 2.34 × 100 =
  3. 3.843 × 10 =
  4. 4.43 × ? = 43000
  5. 5.491 × 10 =
  6. 6.20 × 100 =
  7. 7.549 × 10 =
  8. 8.26 × 1000 =
  9. 9.49 × ? = 49000
  10. 10.328 × ? = 3280
  11. 11.926 × ? = 9260
  12. 12.31 × 100 =
  13. 13.164 × ? = 1640
  14. 14.48 × ? = 4800
  15. 15.581 × ? = 5810
  16. 16.861 × 10 =
  17. 17.45 × 1000 =
  18. 18.22 × 1000 =
  19. 19.372 × ? = 3720
  20. 20.806 × ? = 8060
  21. 21.768 × ? = 7680
  22. 22.35 × 1000 =
  23. 23.46 × 1000 =
  24. 24.430 × 10 =
  25. 25.35 × ? = 3500
  26. 26.7 × 1000 =
  27. 27.374 × 10 =
  28. 28.12 × ? = 12000
  29. 29.3 × 10 =
  30. 30.29 × ? = 29000
  31. 31.334 × 10 =
  32. 32.35 × ? = 35000
  33. 33.204 × 10 =
  34. 34.41 × 1000 =
  35. 35.27 × 1000 =
  36. 36.86 × ? = 8600
  37. 37.31 × ? = 3100
  38. 38.88 × 100 =
  39. 39.82 × ? = 8200
  40. 40.447 × 10 =

Answer key

  1. 2000
  2. 3400
  3. 8430
  4. 1000
  5. 4910
  6. 2000
  7. 5490
  8. 26000
  9. 1000
  10. 10
  11. 10
  12. 3100
  13. 10
  14. 100
  15. 10
  16. 8610
  17. 45000
  18. 22000
  19. 10
  20. 10
  21. 10
  22. 35000
  23. 46000
  24. 4300
  25. 100
  26. 7000
  27. 3740
  28. 1000
  29. 30
  30. 1000
  31. 3340
  32. 1000
  33. 2040
  34. 41000
  35. 27000
  36. 100
  37. 100
  38. 8800
  39. 100
  40. 4470

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