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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 553 · 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. 1.15 × 100 =
  2. 2.98 × 100 =
  3. 3.396 × ? = 3960
  4. 4.403 × 10 =
  5. 5.80 × ? = 8000
  6. 6.861 × 10 =
  7. 7.65 × ? = 6500
  8. 8.13 × ? = 13000
  9. 9.853 × ? = 8530
  10. 10.14 × ? = 14000
  11. 11.29 × 100 =
  12. 12.12 × 1000 =
  13. 13.580 × 10 =
  14. 14.15 × 1000 =
  15. 15.4 × 100 =
  16. 16.44 × 100 =
  17. 17.963 × 10 =
  18. 18.10 × 1000 =
  19. 19.316 × 10 =
  20. 20.51 × 100 =
  21. 21.11 × 1000 =
  22. 22.92 × 100 =
  23. 23.21 × ? = 21000
  24. 24.25 × 100 =
  25. 25.9 × 1000 =
  26. 26.26 × 100 =
  27. 27.3 × 100 =
  28. 28.10 × ? = 10000
  29. 29.738 × ? = 7380
  30. 30.954 × ? = 9540
  31. 31.624 × 10 =
  32. 32.85 × 100 =
  33. 33.95 × 100 =
  34. 34.6 × 1000 =
  35. 35.34 × 1000 =
  36. 36.9 × 10 =
  37. 37.717 × 10 =
  38. 38.46 × ? = 46000
  39. 39.67 × ? = 6700
  40. 40.408 × ? = 4080

Answer key

  1. 1500
  2. 9800
  3. 10
  4. 4030
  5. 100
  6. 8610
  7. 100
  8. 1000
  9. 10
  10. 1000
  11. 2900
  12. 12000
  13. 5800
  14. 15000
  15. 400
  16. 4400
  17. 9630
  18. 10000
  19. 3160
  20. 5100
  21. 11000
  22. 9200
  23. 1000
  24. 2500
  25. 9000
  26. 2600
  27. 300
  28. 1000
  29. 10
  30. 10
  31. 6240
  32. 8500
  33. 9500
  34. 6000
  35. 34000
  36. 90
  37. 7170
  38. 1000
  39. 100
  40. 10

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