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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 440 · 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. 1.252 × 10 =
  2. 2.50 × 1000 =
  3. 3.9 × 1000 =
  4. 4.310 × ? = 3100
  5. 5.15 × ? = 15000
  6. 6.440 × ? = 4400
  7. 7.15 × ? = 1500
  8. 8.16 × ? = 1600
  9. 9.60 × 100 =
  10. 10.75 × 100 =
  11. 11.15 × 1000 =
  12. 12.17 × ? = 17000
  13. 13.5 × 100 =
  14. 14.41 × 1000 =
  15. 15.16 × ? = 16000
  16. 16.14 × 100 =
  17. 17.233 × 10 =
  18. 18.209 × 10 =
  19. 19.34 × 1000 =
  20. 20.37 × 1000 =
  21. 21.23 × 100 =
  22. 22.17 × ? = 170
  23. 23.79 × 100 =
  24. 24.291 × ? = 2910
  25. 25.6 × 100 =
  26. 26.417 × 10 =
  27. 27.791 × ? = 7910
  28. 28.50 × ? = 50000
  29. 29.9 × 10 =
  30. 30.62 × ? = 6200
  31. 31.561 × 10 =
  32. 32.27 × 1000 =
  33. 33.171 × 10 =
  34. 34.296 × 10 =
  35. 35.44 × ? = 4400
  36. 36.26 × 100 =
  37. 37.69 × 100 =
  38. 38.22 × ? = 22000
  39. 39.816 × ? = 8160
  40. 40.707 × 10 =

Answer key

  1. 2520
  2. 50000
  3. 9000
  4. 10
  5. 1000
  6. 10
  7. 100
  8. 100
  9. 6000
  10. 7500
  11. 15000
  12. 1000
  13. 500
  14. 41000
  15. 1000
  16. 1400
  17. 2330
  18. 2090
  19. 34000
  20. 37000
  21. 2300
  22. 10
  23. 7900
  24. 10
  25. 600
  26. 4170
  27. 10
  28. 1000
  29. 90
  30. 100
  31. 5610
  32. 27000
  33. 1710
  34. 2960
  35. 100
  36. 2600
  37. 6900
  38. 1000
  39. 10
  40. 7070

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