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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 681 · 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. 1.25 × ? = 25000
  2. 2.7 × 100 =
  3. 3.7 × ? = 7000
  4. 4.40 × 1000 =
  5. 5.77 × 100 =
  6. 6.38 × ? = 38000
  7. 7.35 × 1000 =
  8. 8.32 × 100 =
  9. 9.9 × ? = 90
  10. 10.65 × ? = 650
  11. 11.517 × 10 =
  12. 12.77 × ? = 7700
  13. 13.56 × 100 =
  14. 14.46 × 1000 =
  15. 15.38 × 1000 =
  16. 16.50 × 100 =
  17. 17.662 × 10 =
  18. 18.9 × 1000 =
  19. 19.408 × 10 =
  20. 20.25 × ? = 2500
  21. 21.8 × 1000 =
  22. 22.4 × 100 =
  23. 23.54 × 100 =
  24. 24.4 × ? = 4000
  25. 25.40 × ? = 40000
  26. 26.377 × ? = 3770
  27. 27.332 × 10 =
  28. 28.527 × 10 =
  29. 29.46 × 100 =
  30. 30.95 × 100 =
  31. 31.41 × 1000 =
  32. 32.96 × 100 =
  33. 33.3 × ? = 3000
  34. 34.42 × 10 =
  35. 35.5 × 100 =
  36. 36.20 × ? = 20000
  37. 37.562 × 10 =
  38. 38.19 × 1000 =
  39. 39.39 × 10 =
  40. 40.23 × 1000 =

Answer key

  1. 1000
  2. 700
  3. 1000
  4. 40000
  5. 7700
  6. 1000
  7. 35000
  8. 3200
  9. 10
  10. 10
  11. 5170
  12. 100
  13. 5600
  14. 46000
  15. 38000
  16. 5000
  17. 6620
  18. 9000
  19. 4080
  20. 100
  21. 8000
  22. 400
  23. 5400
  24. 1000
  25. 1000
  26. 10
  27. 3320
  28. 5270
  29. 4600
  30. 9500
  31. 41000
  32. 9600
  33. 1000
  34. 420
  35. 500
  36. 1000
  37. 5620
  38. 19000
  39. 390
  40. 23000

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