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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 95 · 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. 1.68 × ? = 6800
  2. 2.62 × ? = 620
  3. 3.182 × 10 =
  4. 4.280 × 10 =
  5. 5.905 × ? = 9050
  6. 6.22 × ? = 22000
  7. 7.65 × ? = 6500
  8. 8.340 × 10 =
  9. 9.203 × ? = 2030
  10. 10.488 × 10 =
  11. 11.39 × 1000 =
  12. 12.184 × 10 =
  13. 13.35 × ? = 3500
  14. 14.9 × ? = 9000
  15. 15.372 × 10 =
  16. 16.931 × 10 =
  17. 17.2 × 1000 =
  18. 18.74 × 100 =
  19. 19.4 × 1000 =
  20. 20.58 × 100 =
  21. 21.36 × 1000 =
  22. 22.73 × ? = 7300
  23. 23.261 × 10 =
  24. 24.384 × 10 =
  25. 25.664 × ? = 6640
  26. 26.513 × 10 =
  27. 27.11 × 100 =
  28. 28.61 × 100 =
  29. 29.11 × ? = 11000
  30. 30.250 × ? = 2500
  31. 31.7 × 100 =
  32. 32.16 × ? = 16000
  33. 33.568 × ? = 5680
  34. 34.761 × 10 =
  35. 35.825 × 10 =
  36. 36.370 × 10 =
  37. 37.38 × 100 =
  38. 38.746 × 10 =
  39. 39.6 × 10 =
  40. 40.39 × 100 =

Answer key

  1. 100
  2. 10
  3. 1820
  4. 2800
  5. 10
  6. 1000
  7. 100
  8. 3400
  9. 10
  10. 4880
  11. 39000
  12. 1840
  13. 100
  14. 1000
  15. 3720
  16. 9310
  17. 2000
  18. 7400
  19. 4000
  20. 5800
  21. 36000
  22. 100
  23. 2610
  24. 3840
  25. 10
  26. 5130
  27. 1100
  28. 6100
  29. 1000
  30. 10
  31. 700
  32. 1000
  33. 10
  34. 7610
  35. 8250
  36. 3700
  37. 3800
  38. 7460
  39. 60
  40. 3900

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