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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 686 · 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. 1.408 × 10 =
  2. 2.17 × ? = 170
  3. 3.584 × 10 =
  4. 4.21 × 100 =
  5. 5.309 × ? = 3090
  6. 6.58 × ? = 5800
  7. 7.31 × ? = 31000
  8. 8.28 × 1000 =
  9. 9.856 × 10 =
  10. 10.34 × ? = 3400
  11. 11.20 × 100 =
  12. 12.353 × 10 =
  13. 13.905 × ? = 9050
  14. 14.27 × ? = 27000
  15. 15.103 × 10 =
  16. 16.125 × 10 =
  17. 17.321 × ? = 3210
  18. 18.86 × 100 =
  19. 19.85 × 100 =
  20. 20.735 × 10 =
  21. 21.62 × 100 =
  22. 22.18 × 10 =
  23. 23.14 × ? = 14000
  24. 24.68 × 100 =
  25. 25.10 × 100 =
  26. 26.385 × 10 =
  27. 27.185 × 10 =
  28. 28.25 × ? = 2500
  29. 29.36 × 100 =
  30. 30.49 × 1000 =
  31. 31.97 × 100 =
  32. 32.27 × 100 =
  33. 33.95 × ? = 9500
  34. 34.46 × 1000 =
  35. 35.278 × ? = 2780
  36. 36.10 × 1000 =
  37. 37.306 × 10 =
  38. 38.37 × 1000 =
  39. 39.20 × 1000 =
  40. 40.38 × ? = 38000

Answer key

  1. 4080
  2. 10
  3. 5840
  4. 2100
  5. 10
  6. 100
  7. 1000
  8. 28000
  9. 8560
  10. 100
  11. 2000
  12. 3530
  13. 10
  14. 1000
  15. 1030
  16. 1250
  17. 10
  18. 8600
  19. 8500
  20. 7350
  21. 6200
  22. 180
  23. 1000
  24. 6800
  25. 1000
  26. 3850
  27. 1850
  28. 100
  29. 3600
  30. 49000
  31. 9700
  32. 2700
  33. 100
  34. 46000
  35. 10
  36. 10000
  37. 3060
  38. 37000
  39. 20000
  40. 1000

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