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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 1 · 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. 1.34 × ? = 34000
  2. 2.24 × ? = 2400
  3. 3.740 × 10 =
  4. 4.2 × 1000 =
  5. 5.48 × 1000 =
  6. 6.701 × 10 =
  7. 7.943 × 10 =
  8. 8.94 × 100 =
  9. 9.39 × ? = 39000
  10. 10.812 × 10 =
  11. 11.20 × 1000 =
  12. 12.16 × 1000 =
  13. 13.36 × 100 =
  14. 14.36 × 1000 =
  15. 15.34 × 1000 =
  16. 16.88 × 10 =
  17. 17.48 × ? = 4800
  18. 18.5 × 1000 =
  19. 19.20 × ? = 2000
  20. 20.19 × 1000 =
  21. 21.73 × 100 =
  22. 22.771 × ? = 7710
  23. 23.31 × 1000 =
  24. 24.381 × ? = 3810
  25. 25.134 × 10 =
  26. 26.21 × ? = 21000
  27. 27.3 × 1000 =
  28. 28.18 × 10 =
  29. 29.42 × 100 =
  30. 30.35 × 1000 =
  31. 31.6 × ? = 6000
  32. 32.12 × 1000 =
  33. 33.598 × 10 =
  34. 34.9 × 1000 =
  35. 35.99 × ? = 9900
  36. 36.75 × 100 =
  37. 37.25 × ? = 25000
  38. 38.44 × 1000 =
  39. 39.25 × 1000 =
  40. 40.64 × 100 =

Answer key

  1. 1000
  2. 100
  3. 7400
  4. 2000
  5. 48000
  6. 7010
  7. 9430
  8. 9400
  9. 1000
  10. 8120
  11. 20000
  12. 16000
  13. 3600
  14. 36000
  15. 34000
  16. 880
  17. 100
  18. 5000
  19. 100
  20. 19000
  21. 7300
  22. 10
  23. 31000
  24. 10
  25. 1340
  26. 1000
  27. 3000
  28. 180
  29. 4200
  30. 35000
  31. 1000
  32. 12000
  33. 5980
  34. 9000
  35. 100
  36. 7500
  37. 1000
  38. 44000
  39. 25000
  40. 6400

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