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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 541 · 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. 1.452 × ? = 4520
  2. 2.43 × ? = 4300
  3. 3.86 × 100 =
  4. 4.802 × 10 =
  5. 5.132 × 10 =
  6. 6.3 × ? = 3000
  7. 7.48 × ? = 48000
  8. 8.429 × 10 =
  9. 9.43 × 100 =
  10. 10.4 × ? = 4000
  11. 11.839 × 10 =
  12. 12.35 × ? = 3500
  13. 13.2 × ? = 2000
  14. 14.675 × ? = 6750
  15. 15.33 × 100 =
  16. 16.671 × 10 =
  17. 17.36 × ? = 3600
  18. 18.57 × ? = 570
  19. 19.88 × ? = 8800
  20. 20.586 × ? = 5860
  21. 21.82 × ? = 820
  22. 22.387 × 10 =
  23. 23.983 × 10 =
  24. 24.4 × 1000 =
  25. 25.23 × 100 =
  26. 26.55 × 100 =
  27. 27.17 × 1000 =
  28. 28.38 × 100 =
  29. 29.888 × 10 =
  30. 30.11 × 1000 =
  31. 31.10 × 100 =
  32. 32.9 × ? = 9000
  33. 33.864 × ? = 8640
  34. 34.572 × 10 =
  35. 35.442 × ? = 4420
  36. 36.32 × 100 =
  37. 37.6 × 1000 =
  38. 38.31 × 1000 =
  39. 39.21 × 100 =
  40. 40.747 × 10 =

Answer key

  1. 10
  2. 100
  3. 8600
  4. 8020
  5. 1320
  6. 1000
  7. 1000
  8. 4290
  9. 4300
  10. 1000
  11. 8390
  12. 100
  13. 1000
  14. 10
  15. 3300
  16. 6710
  17. 100
  18. 10
  19. 100
  20. 10
  21. 10
  22. 3870
  23. 9830
  24. 4000
  25. 2300
  26. 5500
  27. 17000
  28. 3800
  29. 8880
  30. 11000
  31. 1000
  32. 1000
  33. 10
  34. 5720
  35. 10
  36. 3200
  37. 6000
  38. 31000
  39. 2100
  40. 7470

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