← Times 10, 100 and 1000 lesson New set →

Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 140 · 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. 1.781 × 10 =
  2. 2.31 × ? = 3100
  3. 3.85 × ? = 850
  4. 4.17 × 100 =
  5. 5.285 × 10 =
  6. 6.305 × 10 =
  7. 7.800 × 10 =
  8. 8.39 × 100 =
  9. 9.40 × 100 =
  10. 10.43 × 10 =
  11. 11.30 × 100 =
  12. 12.26 × 1000 =
  13. 13.4 × 1000 =
  14. 14.853 × ? = 8530
  15. 15.9 × 1000 =
  16. 16.327 × ? = 3270
  17. 17.232 × ? = 2320
  18. 18.873 × ? = 8730
  19. 19.51 × ? = 5100
  20. 20.74 × 100 =
  21. 21.81 × ? = 810
  22. 22.889 × 10 =
  23. 23.16 × 100 =
  24. 24.40 × ? = 40000
  25. 25.18 × ? = 18000
  26. 26.36 × 1000 =
  27. 27.982 × 10 =
  28. 28.34 × ? = 3400
  29. 29.27 × 100 =
  30. 30.791 × ? = 7910
  31. 31.46 × 1000 =
  32. 32.16 × 1000 =
  33. 33.22 × 1000 =
  34. 34.65 × 100 =
  35. 35.30 × ? = 30000
  36. 36.44 × ? = 44000
  37. 37.695 × 10 =
  38. 38.56 × 100 =
  39. 39.933 × 10 =
  40. 40.34 × 1000 =

Answer key

  1. 7810
  2. 100
  3. 10
  4. 1700
  5. 2850
  6. 3050
  7. 8000
  8. 3900
  9. 4000
  10. 430
  11. 3000
  12. 26000
  13. 4000
  14. 10
  15. 9000
  16. 10
  17. 10
  18. 10
  19. 100
  20. 7400
  21. 10
  22. 8890
  23. 1600
  24. 1000
  25. 1000
  26. 36000
  27. 9820
  28. 100
  29. 2700
  30. 10
  31. 46000
  32. 16000
  33. 22000
  34. 6500
  35. 1000
  36. 1000
  37. 6950
  38. 5600
  39. 9330
  40. 34000

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks