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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 124 · 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. 1.64 × 100 =
  2. 2.50 × ? = 50000
  3. 3.48 × 10 =
  4. 4.91 × 100 =
  5. 5.25 × 1000 =
  6. 6.484 × ? = 4840
  7. 7.20 × 1000 =
  8. 8.6 × ? = 600
  9. 9.35 × 100 =
  10. 10.27 × ? = 27000
  11. 11.30 × 1000 =
  12. 12.31 × ? = 3100
  13. 13.49 × 100 =
  14. 14.850 × ? = 8500
  15. 15.37 × ? = 37000
  16. 16.72 × 100 =
  17. 17.270 × 10 =
  18. 18.14 × 100 =
  19. 19.208 × 10 =
  20. 20.285 × ? = 2850
  21. 21.13 × 100 =
  22. 22.829 × ? = 8290
  23. 23.639 × 10 =
  24. 24.93 × 100 =
  25. 25.950 × 10 =
  26. 26.364 × 10 =
  27. 27.84 × 100 =
  28. 28.83 × ? = 8300
  29. 29.16 × 100 =
  30. 30.38 × ? = 38000
  31. 31.36 × 100 =
  32. 32.42 × 1000 =
  33. 33.95 × 100 =
  34. 34.727 × 10 =
  35. 35.90 × 100 =
  36. 36.39 × 1000 =
  37. 37.802 × 10 =
  38. 38.14 × ? = 1400
  39. 39.879 × 10 =
  40. 40.667 × ? = 6670

Answer key

  1. 6400
  2. 1000
  3. 480
  4. 9100
  5. 25000
  6. 10
  7. 20000
  8. 100
  9. 3500
  10. 1000
  11. 30000
  12. 100
  13. 4900
  14. 10
  15. 1000
  16. 7200
  17. 2700
  18. 1400
  19. 2080
  20. 10
  21. 1300
  22. 10
  23. 6390
  24. 9300
  25. 9500
  26. 3640
  27. 8400
  28. 100
  29. 1600
  30. 1000
  31. 3600
  32. 42000
  33. 9500
  34. 7270
  35. 9000
  36. 39000
  37. 8020
  38. 100
  39. 8790
  40. 10

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