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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 438 · 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. 1.4 × ? = 400
  2. 2.282 × 10 =
  3. 3.68 × ? = 6800
  4. 4.39 × 100 =
  5. 5.221 × ? = 2210
  6. 6.562 × 10 =
  7. 7.22 × 100 =
  8. 8.39 × 10 =
  9. 9.24 × ? = 24000
  10. 10.988 × ? = 9880
  11. 11.39 × ? = 39000
  12. 12.233 × 10 =
  13. 13.80 × 10 =
  14. 14.45 × 10 =
  15. 15.21 × 1000 =
  16. 16.24 × 1000 =
  17. 17.32 × 1000 =
  18. 18.16 × 1000 =
  19. 19.55 × 100 =
  20. 20.34 × 1000 =
  21. 21.38 × 10 =
  22. 22.845 × ? = 8450
  23. 23.503 × 10 =
  24. 24.15 × ? = 15000
  25. 25.254 × 10 =
  26. 26.6 × 1000 =
  27. 27.4 × ? = 4000
  28. 28.26 × 1000 =
  29. 29.879 × 10 =
  30. 30.19 × 1000 =
  31. 31.30 × 100 =
  32. 32.2 × 1000 =
  33. 33.17 × 100 =
  34. 34.33 × 1000 =
  35. 35.11 × ? = 1100
  36. 36.967 × 10 =
  37. 37.83 × ? = 8300
  38. 38.23 × ? = 23000
  39. 39.12 × ? = 1200
  40. 40.919 × 10 =

Answer key

  1. 100
  2. 2820
  3. 100
  4. 3900
  5. 10
  6. 5620
  7. 2200
  8. 390
  9. 1000
  10. 10
  11. 1000
  12. 2330
  13. 800
  14. 450
  15. 21000
  16. 24000
  17. 32000
  18. 16000
  19. 5500
  20. 34000
  21. 380
  22. 10
  23. 5030
  24. 1000
  25. 2540
  26. 6000
  27. 1000
  28. 26000
  29. 8790
  30. 19000
  31. 3000
  32. 2000
  33. 1700
  34. 33000
  35. 100
  36. 9670
  37. 100
  38. 1000
  39. 100
  40. 9190

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