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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 331 · 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. 1.987 × ? = 9870
  2. 2.81 × 100 =
  3. 3.7 × 1000 =
  4. 4.293 × ? = 2930
  5. 5.39 × 100 =
  6. 6.32 × 100 =
  7. 7.5 × 100 =
  8. 8.31 × 100 =
  9. 9.48 × 1000 =
  10. 10.144 × 10 =
  11. 11.4 × ? = 4000
  12. 12.5 × ? = 5000
  13. 13.329 × ? = 3290
  14. 14.259 × 10 =
  15. 15.419 × ? = 4190
  16. 16.964 × 10 =
  17. 17.92 × 100 =
  18. 18.702 × ? = 7020
  19. 19.593 × ? = 5930
  20. 20.839 × ? = 8390
  21. 21.2 × 1000 =
  22. 22.18 × 100 =
  23. 23.24 × ? = 2400
  24. 24.9 × 100 =
  25. 25.428 × ? = 4280
  26. 26.12 × 100 =
  27. 27.97 × 100 =
  28. 28.793 × ? = 7930
  29. 29.802 × ? = 8020
  30. 30.9 × ? = 9000
  31. 31.483 × ? = 4830
  32. 32.80 × 100 =
  33. 33.76 × 100 =
  34. 34.15 × 1000 =
  35. 35.6 × 1000 =
  36. 36.35 × 100 =
  37. 37.7 × 100 =
  38. 38.879 × ? = 8790
  39. 39.959 × 10 =
  40. 40.83 × 100 =

Answer key

  1. 10
  2. 8100
  3. 7000
  4. 10
  5. 3900
  6. 3200
  7. 500
  8. 3100
  9. 48000
  10. 1440
  11. 1000
  12. 1000
  13. 10
  14. 2590
  15. 10
  16. 9640
  17. 9200
  18. 10
  19. 10
  20. 10
  21. 2000
  22. 1800
  23. 100
  24. 900
  25. 10
  26. 1200
  27. 9700
  28. 10
  29. 10
  30. 1000
  31. 10
  32. 8000
  33. 7600
  34. 15000
  35. 6000
  36. 3500
  37. 700
  38. 10
  39. 9590
  40. 8300

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