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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 125 · 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. 1.635 × 10 =
  2. 2.448 × 10 =
  3. 3.47 × 100 =
  4. 4.247 × ? = 2470
  5. 5.70 × 100 =
  6. 6.3 × 1000 =
  7. 7.45 × ? = 4500
  8. 8.89 × 100 =
  9. 9.783 × ? = 7830
  10. 10.13 × ? = 13000
  11. 11.20 × 1000 =
  12. 12.45 × 1000 =
  13. 13.98 × 10 =
  14. 14.27 × 100 =
  15. 15.839 × 10 =
  16. 16.564 × ? = 5640
  17. 17.39 × ? = 3900
  18. 18.49 × 1000 =
  19. 19.48 × 1000 =
  20. 20.15 × 10 =
  21. 21.557 × 10 =
  22. 22.878 × ? = 8780
  23. 23.63 × 100 =
  24. 24.858 × 10 =
  25. 25.106 × ? = 1060
  26. 26.15 × 1000 =
  27. 27.25 × 1000 =
  28. 28.28 × 1000 =
  29. 29.325 × 10 =
  30. 30.7 × ? = 7000
  31. 31.25 × ? = 25000
  32. 32.43 × ? = 4300
  33. 33.96 × ? = 9600
  34. 34.152 × 10 =
  35. 35.37 × 1000 =
  36. 36.653 × 10 =
  37. 37.58 × ? = 5800
  38. 38.38 × ? = 3800
  39. 39.68 × 100 =
  40. 40.26 × 1000 =

Answer key

  1. 6350
  2. 4480
  3. 4700
  4. 10
  5. 7000
  6. 3000
  7. 100
  8. 8900
  9. 10
  10. 1000
  11. 20000
  12. 45000
  13. 980
  14. 2700
  15. 8390
  16. 10
  17. 100
  18. 49000
  19. 48000
  20. 150
  21. 5570
  22. 10
  23. 6300
  24. 8580
  25. 10
  26. 15000
  27. 25000
  28. 28000
  29. 3250
  30. 1000
  31. 1000
  32. 100
  33. 100
  34. 1520
  35. 37000
  36. 6530
  37. 100
  38. 100
  39. 6800
  40. 26000

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