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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 451 · 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. 1.13 × ? = 13000
  2. 2.32 × 100 =
  3. 3.195 × ? = 1950
  4. 4.31 × ? = 3100
  5. 5.50 × ? = 500
  6. 6.3 × ? = 300
  7. 7.35 × 1000 =
  8. 8.348 × 10 =
  9. 9.15 × 1000 =
  10. 10.24 × 1000 =
  11. 11.772 × 10 =
  12. 12.981 × ? = 9810
  13. 13.118 × ? = 1180
  14. 14.78 × 100 =
  15. 15.883 × 10 =
  16. 16.75 × 100 =
  17. 17.446 × ? = 4460
  18. 18.7 × ? = 7000
  19. 19.52 × 10 =
  20. 20.97 × 10 =
  21. 21.33 × 1000 =
  22. 22.409 × 10 =
  23. 23.19 × ? = 19000
  24. 24.34 × ? = 3400
  25. 25.463 × 10 =
  26. 26.605 × 10 =
  27. 27.8 × 100 =
  28. 28.14 × 10 =
  29. 29.453 × 10 =
  30. 30.2 × 1000 =
  31. 31.97 × ? = 9700
  32. 32.94 × 100 =
  33. 33.13 × 1000 =
  34. 34.59 × 10 =
  35. 35.793 × 10 =
  36. 36.4 × 1000 =
  37. 37.47 × 1000 =
  38. 38.9 × 100 =
  39. 39.33 × ? = 33000
  40. 40.60 × 100 =

Answer key

  1. 1000
  2. 3200
  3. 10
  4. 100
  5. 10
  6. 100
  7. 35000
  8. 3480
  9. 15000
  10. 24000
  11. 7720
  12. 10
  13. 10
  14. 7800
  15. 8830
  16. 7500
  17. 10
  18. 1000
  19. 520
  20. 970
  21. 33000
  22. 4090
  23. 1000
  24. 100
  25. 4630
  26. 6050
  27. 800
  28. 140
  29. 4530
  30. 2000
  31. 100
  32. 9400
  33. 13000
  34. 590
  35. 7930
  36. 4000
  37. 47000
  38. 900
  39. 1000
  40. 6000

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