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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 221 · 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. 1.832 × 10 =
  2. 2.39 × 100 =
  3. 3.40 × 1000 =
  4. 4.8 × 1000 =
  5. 5.681 × 10 =
  6. 6.27 × ? = 2700
  7. 7.49 × ? = 49000
  8. 8.39 × ? = 39000
  9. 9.34 × 100 =
  10. 10.76 × 100 =
  11. 11.88 × 100 =
  12. 12.746 × 10 =
  13. 13.29 × 10 =
  14. 14.62 × ? = 6200
  15. 15.14 × 1000 =
  16. 16.30 × ? = 30000
  17. 17.2 × 1000 =
  18. 18.220 × 10 =
  19. 19.5 × ? = 5000
  20. 20.13 × 1000 =
  21. 21.35 × 100 =
  22. 22.18 × 1000 =
  23. 23.15 × ? = 15000
  24. 24.58 × 100 =
  25. 25.736 × 10 =
  26. 26.246 × ? = 2460
  27. 27.47 × 1000 =
  28. 28.206 × 10 =
  29. 29.82 × 100 =
  30. 30.85 × 100 =
  31. 31.459 × 10 =
  32. 32.39 × 1000 =
  33. 33.999 × 10 =
  34. 34.570 × ? = 5700
  35. 35.83 × 100 =
  36. 36.308 × 10 =
  37. 37.558 × 10 =
  38. 38.286 × 10 =
  39. 39.699 × ? = 6990
  40. 40.883 × ? = 8830

Answer key

  1. 8320
  2. 3900
  3. 40000
  4. 8000
  5. 6810
  6. 100
  7. 1000
  8. 1000
  9. 3400
  10. 7600
  11. 8800
  12. 7460
  13. 290
  14. 100
  15. 14000
  16. 1000
  17. 2000
  18. 2200
  19. 1000
  20. 13000
  21. 3500
  22. 18000
  23. 1000
  24. 5800
  25. 7360
  26. 10
  27. 47000
  28. 2060
  29. 8200
  30. 8500
  31. 4590
  32. 39000
  33. 9990
  34. 10
  35. 8300
  36. 3080
  37. 5580
  38. 2860
  39. 10
  40. 10

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