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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 373 · 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. 1.10 × 1000 =
  2. 2.43 × ? = 4300
  3. 3.3 × ? = 3000
  4. 4.417 × 10 =
  5. 5.30 × ? = 3000
  6. 6.9 × ? = 9000
  7. 7.16 × 100 =
  8. 8.306 × 10 =
  9. 9.734 × 10 =
  10. 10.91 × ? = 910
  11. 11.370 × 10 =
  12. 12.26 × 1000 =
  13. 13.86 × 100 =
  14. 14.13 × 1000 =
  15. 15.866 × 10 =
  16. 16.18 × ? = 180
  17. 17.659 × 10 =
  18. 18.46 × ? = 4600
  19. 19.40 × 100 =
  20. 20.800 × 10 =
  21. 21.895 × 10 =
  22. 22.94 × ? = 9400
  23. 23.19 × 1000 =
  24. 24.658 × 10 =
  25. 25.246 × 10 =
  26. 26.66 × 100 =
  27. 27.38 × ? = 3800
  28. 28.95 × 100 =
  29. 29.24 × ? = 24000
  30. 30.357 × ? = 3570
  31. 31.10 × ? = 10000
  32. 32.736 × 10 =
  33. 33.21 × 100 =
  34. 34.694 × ? = 6940
  35. 35.140 × ? = 1400
  36. 36.924 × ? = 9240
  37. 37.37 × 1000 =
  38. 38.11 × 1000 =
  39. 39.9 × 100 =
  40. 40.5 × 10 =

Answer key

  1. 10000
  2. 100
  3. 1000
  4. 4170
  5. 100
  6. 1000
  7. 1600
  8. 3060
  9. 7340
  10. 10
  11. 3700
  12. 26000
  13. 8600
  14. 13000
  15. 8660
  16. 10
  17. 6590
  18. 100
  19. 4000
  20. 8000
  21. 8950
  22. 100
  23. 19000
  24. 6580
  25. 2460
  26. 6600
  27. 100
  28. 9500
  29. 1000
  30. 10
  31. 1000
  32. 7360
  33. 2100
  34. 10
  35. 10
  36. 10
  37. 37000
  38. 11000
  39. 900
  40. 50

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