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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 510 · 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. 1.592 × 10 =
  2. 2.29 × 100 =
  3. 3.25 × ? = 25000
  4. 4.39 × ? = 3900
  5. 5.11 × ? = 1100
  6. 6.27 × 10 =
  7. 7.34 × 1000 =
  8. 8.286 × 10 =
  9. 9.239 × ? = 2390
  10. 10.88 × 100 =
  11. 11.14 × ? = 14000
  12. 12.72 × 100 =
  13. 13.416 × ? = 4160
  14. 14.582 × ? = 5820
  15. 15.14 × 1000 =
  16. 16.48 × 100 =
  17. 17.61 × 100 =
  18. 18.577 × ? = 5770
  19. 19.63 × 100 =
  20. 20.191 × 10 =
  21. 21.77 × 100 =
  22. 22.31 × 100 =
  23. 23.93 × 100 =
  24. 24.208 × ? = 2080
  25. 25.79 × 100 =
  26. 26.44 × 1000 =
  27. 27.748 × 10 =
  28. 28.43 × ? = 430
  29. 29.45 × 1000 =
  30. 30.985 × ? = 9850
  31. 31.41 × 1000 =
  32. 32.19 × 1000 =
  33. 33.52 × 100 =
  34. 34.80 × ? = 8000
  35. 35.655 × ? = 6550
  36. 36.6 × 1000 =
  37. 37.161 × 10 =
  38. 38.8 × 10 =
  39. 39.590 × 10 =
  40. 40.727 × 10 =

Answer key

  1. 5920
  2. 2900
  3. 1000
  4. 100
  5. 100
  6. 270
  7. 34000
  8. 2860
  9. 10
  10. 8800
  11. 1000
  12. 7200
  13. 10
  14. 10
  15. 14000
  16. 4800
  17. 6100
  18. 10
  19. 6300
  20. 1910
  21. 7700
  22. 3100
  23. 9300
  24. 10
  25. 7900
  26. 44000
  27. 7480
  28. 10
  29. 45000
  30. 10
  31. 41000
  32. 19000
  33. 5200
  34. 100
  35. 10
  36. 6000
  37. 1610
  38. 80
  39. 5900
  40. 7270

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