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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 300 · 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. 1.62 × 100 =
  2. 2.115 × 10 =
  3. 3.947 × 10 =
  4. 4.23 × 1000 =
  5. 5.43 × 1000 =
  6. 6.391 × 10 =
  7. 7.296 × 10 =
  8. 8.38 × ? = 38000
  9. 9.125 × ? = 1250
  10. 10.74 × 100 =
  11. 11.141 × 10 =
  12. 12.442 × ? = 4420
  13. 13.67 × ? = 670
  14. 14.10 × 1000 =
  15. 15.48 × 1000 =
  16. 16.28 × ? = 28000
  17. 17.715 × 10 =
  18. 18.363 × ? = 3630
  19. 19.97 × 100 =
  20. 20.734 × 10 =
  21. 21.44 × ? = 44000
  22. 22.51 × 100 =
  23. 23.27 × 1000 =
  24. 24.11 × 1000 =
  25. 25.377 × 10 =
  26. 26.963 × ? = 9630
  27. 27.7 × 100 =
  28. 28.85 × 100 =
  29. 29.49 × ? = 49000
  30. 30.34 × 1000 =
  31. 31.73 × 100 =
  32. 32.18 × 100 =
  33. 33.45 × 1000 =
  34. 34.939 × ? = 9390
  35. 35.435 × 10 =
  36. 36.9 × ? = 900
  37. 37.5 × ? = 5000
  38. 38.4 × 1000 =
  39. 39.2 × ? = 2000
  40. 40.45 × ? = 45000

Answer key

  1. 6200
  2. 1150
  3. 9470
  4. 23000
  5. 43000
  6. 3910
  7. 2960
  8. 1000
  9. 10
  10. 7400
  11. 1410
  12. 10
  13. 10
  14. 10000
  15. 48000
  16. 1000
  17. 7150
  18. 10
  19. 9700
  20. 7340
  21. 1000
  22. 5100
  23. 27000
  24. 11000
  25. 3770
  26. 10
  27. 700
  28. 8500
  29. 1000
  30. 34000
  31. 7300
  32. 1800
  33. 45000
  34. 10
  35. 4350
  36. 100
  37. 1000
  38. 4000
  39. 1000
  40. 1000

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