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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 307 · 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. 1.15 × ? = 1500
  2. 2.29 × 100 =
  3. 3.14 × ? = 14000
  4. 4.17 × 1000 =
  5. 5.352 × 10 =
  6. 6.823 × 10 =
  7. 7.24 × 1000 =
  8. 8.40 × 1000 =
  9. 9.43 × 1000 =
  10. 10.156 × 10 =
  11. 11.177 × 10 =
  12. 12.6 × ? = 6000
  13. 13.12 × ? = 12000
  14. 14.27 × ? = 27000
  15. 15.542 × 10 =
  16. 16.736 × 10 =
  17. 17.34 × 1000 =
  18. 18.8 × 1000 =
  19. 19.445 × ? = 4450
  20. 20.734 × 10 =
  21. 21.148 × 10 =
  22. 22.28 × 1000 =
  23. 23.93 × 100 =
  24. 24.147 × ? = 1470
  25. 25.492 × 10 =
  26. 26.112 × ? = 1120
  27. 27.45 × 100 =
  28. 28.83 × 100 =
  29. 29.13 × ? = 13000
  30. 30.823 × ? = 8230
  31. 31.4 × 100 =
  32. 32.69 × 100 =
  33. 33.6 × 100 =
  34. 34.374 × ? = 3740
  35. 35.741 × 10 =
  36. 36.31 × 1000 =
  37. 37.231 × 10 =
  38. 38.547 × 10 =
  39. 39.5 × 1000 =
  40. 40.532 × 10 =

Answer key

  1. 100
  2. 2900
  3. 1000
  4. 17000
  5. 3520
  6. 8230
  7. 24000
  8. 40000
  9. 43000
  10. 1560
  11. 1770
  12. 1000
  13. 1000
  14. 1000
  15. 5420
  16. 7360
  17. 34000
  18. 8000
  19. 10
  20. 7340
  21. 1480
  22. 28000
  23. 9300
  24. 10
  25. 4920
  26. 10
  27. 4500
  28. 8300
  29. 1000
  30. 10
  31. 400
  32. 6900
  33. 600
  34. 10
  35. 7410
  36. 31000
  37. 2310
  38. 5470
  39. 5000
  40. 5320

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