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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 355 · 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. 1.394 × ? = 3940
  2. 2.4 × ? = 4000
  3. 3.15 × 100 =
  4. 4.232 × 10 =
  5. 5.4 × 1000 =
  6. 6.369 × 10 =
  7. 7.773 × 10 =
  8. 8.658 × ? = 6580
  9. 9.49 × 1000 =
  10. 10.20 × 10 =
  11. 11.38 × 1000 =
  12. 12.237 × 10 =
  13. 13.61 × 100 =
  14. 14.41 × ? = 41000
  15. 15.8 × 100 =
  16. 16.43 × ? = 43000
  17. 17.27 × 1000 =
  18. 18.45 × 1000 =
  19. 19.24 × 100 =
  20. 20.2 × 1000 =
  21. 21.79 × 100 =
  22. 22.211 × 10 =
  23. 23.99 × ? = 9900
  24. 24.83 × 100 =
  25. 25.6 × ? = 600
  26. 26.3 × 100 =
  27. 27.726 × 10 =
  28. 28.42 × 100 =
  29. 29.39 × ? = 39000
  30. 30.335 × 10 =
  31. 31.48 × 1000 =
  32. 32.77 × 100 =
  33. 33.98 × 100 =
  34. 34.9 × ? = 900
  35. 35.517 × ? = 5170
  36. 36.56 × 100 =
  37. 37.27 × ? = 27000
  38. 38.752 × 10 =
  39. 39.786 × ? = 7860
  40. 40.122 × ? = 1220

Answer key

  1. 10
  2. 1000
  3. 1500
  4. 2320
  5. 4000
  6. 3690
  7. 7730
  8. 10
  9. 49000
  10. 200
  11. 38000
  12. 2370
  13. 6100
  14. 1000
  15. 800
  16. 1000
  17. 27000
  18. 45000
  19. 2400
  20. 2000
  21. 7900
  22. 2110
  23. 100
  24. 8300
  25. 100
  26. 300
  27. 7260
  28. 4200
  29. 1000
  30. 3350
  31. 48000
  32. 7700
  33. 9800
  34. 100
  35. 10
  36. 5600
  37. 1000
  38. 7520
  39. 10
  40. 10

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