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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 682 · 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. 1.796 × 10 =
  2. 2.30 × 100 =
  3. 3.47 × 1000 =
  4. 4.5 × ? = 5000
  5. 5.69 × ? = 6900
  6. 6.375 × 10 =
  7. 7.36 × 1000 =
  8. 8.25 × 1000 =
  9. 9.96 × ? = 9600
  10. 10.2 × 1000 =
  11. 11.22 × 100 =
  12. 12.291 × 10 =
  13. 13.48 × 1000 =
  14. 14.520 × ? = 5200
  15. 15.54 × 10 =
  16. 16.329 × ? = 3290
  17. 17.3 × 10 =
  18. 18.761 × 10 =
  19. 19.930 × ? = 9300
  20. 20.62 × 10 =
  21. 21.47 × ? = 47000
  22. 22.35 × 1000 =
  23. 23.33 × 100 =
  24. 24.96 × 10 =
  25. 25.88 × ? = 8800
  26. 26.184 × 10 =
  27. 27.13 × 1000 =
  28. 28.41 × 1000 =
  29. 29.458 × 10 =
  30. 30.24 × ? = 240
  31. 31.12 × ? = 12000
  32. 32.17 × ? = 1700
  33. 33.249 × ? = 2490
  34. 34.3 × 1000 =
  35. 35.64 × 100 =
  36. 36.470 × ? = 4700
  37. 37.22 × 1000 =
  38. 38.352 × 10 =
  39. 39.11 × ? = 1100
  40. 40.66 × 100 =

Answer key

  1. 7960
  2. 3000
  3. 47000
  4. 1000
  5. 100
  6. 3750
  7. 36000
  8. 25000
  9. 100
  10. 2000
  11. 2200
  12. 2910
  13. 48000
  14. 10
  15. 540
  16. 10
  17. 30
  18. 7610
  19. 10
  20. 620
  21. 1000
  22. 35000
  23. 3300
  24. 960
  25. 100
  26. 1840
  27. 13000
  28. 41000
  29. 4580
  30. 10
  31. 1000
  32. 100
  33. 10
  34. 3000
  35. 6400
  36. 10
  37. 22000
  38. 3520
  39. 100
  40. 6600

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