← 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 104 · 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. 1.90 × ? = 9000
  2. 2.710 × 10 =
  3. 3.44 × ? = 44000
  4. 4.55 × ? = 5500
  5. 5.24 × 1000 =
  6. 6.21 × 1000 =
  7. 7.740 × 10 =
  8. 8.34 × 1000 =
  9. 9.49 × ? = 4900
  10. 10.85 × 100 =
  11. 11.32 × 100 =
  12. 12.112 × ? = 1120
  13. 13.15 × ? = 15000
  14. 14.38 × 100 =
  15. 15.27 × ? = 27000
  16. 16.23 × 1000 =
  17. 17.75 × 100 =
  18. 18.2 × ? = 2000
  19. 19.441 × 10 =
  20. 20.33 × 100 =
  21. 21.14 × 1000 =
  22. 22.5 × ? = 5000
  23. 23.41 × ? = 41000
  24. 24.82 × 100 =
  25. 25.355 × ? = 3550
  26. 26.95 × 10 =
  27. 27.98 × 100 =
  28. 28.824 × ? = 8240
  29. 29.925 × 10 =
  30. 30.49 × 1000 =
  31. 31.61 × ? = 6100
  32. 32.81 × 100 =
  33. 33.30 × 1000 =
  34. 34.33 × ? = 3300
  35. 35.371 × ? = 3710
  36. 36.2 × 10 =
  37. 37.44 × 100 =
  38. 38.100 × ? = 1000
  39. 39.294 × 10 =
  40. 40.988 × 10 =

Answer key

  1. 100
  2. 7100
  3. 1000
  4. 100
  5. 24000
  6. 21000
  7. 7400
  8. 34000
  9. 100
  10. 8500
  11. 3200
  12. 10
  13. 1000
  14. 3800
  15. 1000
  16. 23000
  17. 7500
  18. 1000
  19. 4410
  20. 3300
  21. 14000
  22. 1000
  23. 1000
  24. 8200
  25. 10
  26. 950
  27. 9800
  28. 10
  29. 9250
  30. 49000
  31. 100
  32. 8100
  33. 30000
  34. 100
  35. 10
  36. 20
  37. 4400
  38. 10
  39. 2940
  40. 9880

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