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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 623 · 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. 1.47 × ? = 4700
  2. 2.18 × ? = 180
  3. 3.277 × ? = 2770
  4. 4.639 × ? = 6390
  5. 5.10 × ? = 1000
  6. 6.12 × 100 =
  7. 7.23 × ? = 2300
  8. 8.17 × 1000 =
  9. 9.46 × 1000 =
  10. 10.33 × 1000 =
  11. 11.45 × ? = 4500
  12. 12.826 × 10 =
  13. 13.3 × 1000 =
  14. 14.46 × 100 =
  15. 15.871 × 10 =
  16. 16.655 × 10 =
  17. 17.441 × 10 =
  18. 18.19 × 1000 =
  19. 19.6 × 1000 =
  20. 20.97 × ? = 9700
  21. 21.398 × ? = 3980
  22. 22.2 × 1000 =
  23. 23.650 × 10 =
  24. 24.22 × ? = 22000
  25. 25.45 × 1000 =
  26. 26.4 × 1000 =
  27. 27.21 × 100 =
  28. 28.10 × 100 =
  29. 29.71 × ? = 710
  30. 30.98 × 100 =
  31. 31.69 × 100 =
  32. 32.19 × 100 =
  33. 33.409 × 10 =
  34. 34.36 × 100 =
  35. 35.42 × 10 =
  36. 36.17 × 100 =
  37. 37.6 × ? = 60
  38. 38.583 × 10 =
  39. 39.13 × 100 =
  40. 40.261 × 10 =

Answer key

  1. 100
  2. 10
  3. 10
  4. 10
  5. 100
  6. 1200
  7. 100
  8. 17000
  9. 46000
  10. 33000
  11. 100
  12. 8260
  13. 3000
  14. 4600
  15. 8710
  16. 6550
  17. 4410
  18. 19000
  19. 6000
  20. 100
  21. 10
  22. 2000
  23. 6500
  24. 1000
  25. 45000
  26. 4000
  27. 2100
  28. 1000
  29. 10
  30. 9800
  31. 6900
  32. 1900
  33. 4090
  34. 3600
  35. 420
  36. 1700
  37. 10
  38. 5830
  39. 1300
  40. 2610

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