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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 351 · 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. 1.575 × 10 =
  2. 2.56 × ? = 5600
  3. 3.547 × ? = 5470
  4. 4.443 × 10 =
  5. 5.7 × 100 =
  6. 6.245 × ? = 2450
  7. 7.35 × 10 =
  8. 8.26 × ? = 26000
  9. 9.273 × 10 =
  10. 10.954 × 10 =
  11. 11.7 × 1000 =
  12. 12.79 × ? = 7900
  13. 13.558 × ? = 5580
  14. 14.712 × 10 =
  15. 15.11 × ? = 1100
  16. 16.45 × 1000 =
  17. 17.45 × ? = 45000
  18. 18.350 × ? = 3500
  19. 19.3 × 1000 =
  20. 20.6 × 1000 =
  21. 21.80 × 10 =
  22. 22.49 × 1000 =
  23. 23.99 × ? = 990
  24. 24.18 × 100 =
  25. 25.497 × ? = 4970
  26. 26.38 × ? = 38000
  27. 27.27 × 1000 =
  28. 28.87 × ? = 8700
  29. 29.65 × ? = 6500
  30. 30.18 × 1000 =
  31. 31.20 × ? = 20000
  32. 32.31 × 10 =
  33. 33.43 × 100 =
  34. 34.94 × 100 =
  35. 35.346 × 10 =
  36. 36.36 × 1000 =
  37. 37.268 × 10 =
  38. 38.260 × 10 =
  39. 39.34 × 1000 =
  40. 40.733 × 10 =

Answer key

  1. 5750
  2. 100
  3. 10
  4. 4430
  5. 700
  6. 10
  7. 350
  8. 1000
  9. 2730
  10. 9540
  11. 7000
  12. 100
  13. 10
  14. 7120
  15. 100
  16. 45000
  17. 1000
  18. 10
  19. 3000
  20. 6000
  21. 800
  22. 49000
  23. 10
  24. 1800
  25. 10
  26. 1000
  27. 27000
  28. 100
  29. 100
  30. 18000
  31. 1000
  32. 310
  33. 4300
  34. 9400
  35. 3460
  36. 36000
  37. 2680
  38. 2600
  39. 34000
  40. 7330

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