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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 282 · 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. 1.57 × 100 =
  2. 2.853 × 10 =
  3. 3.97 × ? = 970
  4. 4.22 × ? = 22000
  5. 5.29 × ? = 29000
  6. 6.76 × 10 =
  7. 7.2 × 1000 =
  8. 8.709 × 10 =
  9. 9.8 × 100 =
  10. 10.6 × 1000 =
  11. 11.508 × 10 =
  12. 12.41 × 1000 =
  13. 13.30 × 1000 =
  14. 14.894 × 10 =
  15. 15.271 × 10 =
  16. 16.9 × 100 =
  17. 17.598 × 10 =
  18. 18.9 × 1000 =
  19. 19.9 × ? = 900
  20. 20.32 × ? = 32000
  21. 21.30 × 10 =
  22. 22.64 × 100 =
  23. 23.148 × 10 =
  24. 24.32 × 1000 =
  25. 25.132 × 10 =
  26. 26.40 × 1000 =
  27. 27.60 × 100 =
  28. 28.917 × ? = 9170
  29. 29.97 × 100 =
  30. 30.11 × ? = 1100
  31. 31.98 × 100 =
  32. 32.180 × 10 =
  33. 33.26 × ? = 26000
  34. 34.29 × ? = 2900
  35. 35.92 × ? = 920
  36. 36.38 × 1000 =
  37. 37.5 × ? = 5000
  38. 38.365 × 10 =
  39. 39.2 × 100 =
  40. 40.147 × 10 =

Answer key

  1. 5700
  2. 8530
  3. 10
  4. 1000
  5. 1000
  6. 760
  7. 2000
  8. 7090
  9. 800
  10. 6000
  11. 5080
  12. 41000
  13. 30000
  14. 8940
  15. 2710
  16. 900
  17. 5980
  18. 9000
  19. 100
  20. 1000
  21. 300
  22. 6400
  23. 1480
  24. 32000
  25. 1320
  26. 40000
  27. 6000
  28. 10
  29. 9700
  30. 100
  31. 9800
  32. 1800
  33. 1000
  34. 100
  35. 10
  36. 38000
  37. 1000
  38. 3650
  39. 200
  40. 1470

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