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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 563 · 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. 1.23 × 1000 =
  2. 2.65 × 100 =
  3. 3.472 × 10 =
  4. 4.13 × 1000 =
  5. 5.19 × 1000 =
  6. 6.171 × 10 =
  7. 7.41 × 100 =
  8. 8.579 × 10 =
  9. 9.37 × ? = 3700
  10. 10.29 × 100 =
  11. 11.42 × 1000 =
  12. 12.32 × ? = 3200
  13. 13.2 × ? = 2000
  14. 14.13 × ? = 13000
  15. 15.8 × ? = 8000
  16. 16.38 × 1000 =
  17. 17.17 × ? = 17000
  18. 18.882 × 10 =
  19. 19.45 × ? = 45000
  20. 20.41 × 1000 =
  21. 21.93 × 10 =
  22. 22.68 × ? = 6800
  23. 23.92 × 100 =
  24. 24.89 × ? = 8900
  25. 25.28 × ? = 28000
  26. 26.62 × 100 =
  27. 27.806 × ? = 8060
  28. 28.15 × ? = 15000
  29. 29.29 × 1000 =
  30. 30.18 × 100 =
  31. 31.37 × 10 =
  32. 32.33 × 1000 =
  33. 33.47 × ? = 47000
  34. 34.34 × ? = 34000
  35. 35.264 × 10 =
  36. 36.414 × 10 =
  37. 37.938 × 10 =
  38. 38.343 × 10 =
  39. 39.349 × ? = 3490
  40. 40.31 × 100 =

Answer key

  1. 23000
  2. 6500
  3. 4720
  4. 13000
  5. 19000
  6. 1710
  7. 4100
  8. 5790
  9. 100
  10. 2900
  11. 42000
  12. 100
  13. 1000
  14. 1000
  15. 1000
  16. 38000
  17. 1000
  18. 8820
  19. 1000
  20. 41000
  21. 930
  22. 100
  23. 9200
  24. 100
  25. 1000
  26. 6200
  27. 10
  28. 1000
  29. 29000
  30. 1800
  31. 370
  32. 33000
  33. 1000
  34. 1000
  35. 2640
  36. 4140
  37. 9380
  38. 3430
  39. 10
  40. 3100

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