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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 562 · 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. 1.21 × 1000 =
  2. 2.844 × 10 =
  3. 3.6 × ? = 6000
  4. 4.32 × 1000 =
  5. 5.73 × ? = 7300
  6. 6.51 × 100 =
  7. 7.91 × 100 =
  8. 8.99 × 100 =
  9. 9.26 × ? = 26000
  10. 10.248 × 10 =
  11. 11.927 × 10 =
  12. 12.37 × 1000 =
  13. 13.21 × ? = 21000
  14. 14.8 × 1000 =
  15. 15.17 × 1000 =
  16. 16.6 × 1000 =
  17. 17.708 × ? = 7080
  18. 18.853 × 10 =
  19. 19.939 × 10 =
  20. 20.151 × 10 =
  21. 21.192 × ? = 1920
  22. 22.543 × 10 =
  23. 23.127 × ? = 1270
  24. 24.548 × ? = 5480
  25. 25.27 × 1000 =
  26. 26.45 × 1000 =
  27. 27.80 × 100 =
  28. 28.15 × 1000 =
  29. 29.555 × ? = 5550
  30. 30.36 × 1000 =
  31. 31.90 × ? = 9000
  32. 32.305 × ? = 3050
  33. 33.7 × ? = 7000
  34. 34.19 × 100 =
  35. 35.17 × ? = 17000
  36. 36.48 × 1000 =
  37. 37.30 × 1000 =
  38. 38.26 × 1000 =
  39. 39.507 × 10 =
  40. 40.77 × ? = 7700

Answer key

  1. 21000
  2. 8440
  3. 1000
  4. 32000
  5. 100
  6. 5100
  7. 9100
  8. 9900
  9. 1000
  10. 2480
  11. 9270
  12. 37000
  13. 1000
  14. 8000
  15. 17000
  16. 6000
  17. 10
  18. 8530
  19. 9390
  20. 1510
  21. 10
  22. 5430
  23. 10
  24. 10
  25. 27000
  26. 45000
  27. 8000
  28. 15000
  29. 10
  30. 36000
  31. 100
  32. 10
  33. 1000
  34. 1900
  35. 1000
  36. 48000
  37. 30000
  38. 26000
  39. 5070
  40. 100

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