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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 986 · 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. 1.485 × 10 =
  2. 2.87 × 100 =
  3. 3.22 × ? = 2200
  4. 4.39 × ? = 3900
  5. 5.43 × 100 =
  6. 6.82 × 100 =
  7. 7.402 × 10 =
  8. 8.46 × ? = 4600
  9. 9.20 × 100 =
  10. 10.966 × 10 =
  11. 11.739 × 10 =
  12. 12.95 × 10 =
  13. 13.244 × 10 =
  14. 14.650 × 10 =
  15. 15.571 × 10 =
  16. 16.27 × ? = 2700
  17. 17.9 × 100 =
  18. 18.21 × ? = 21000
  19. 19.35 × 1000 =
  20. 20.37 × 1000 =
  21. 21.134 × 10 =
  22. 22.33 × ? = 33000
  23. 23.11 × 1000 =
  24. 24.973 × 10 =
  25. 25.38 × 1000 =
  26. 26.235 × 10 =
  27. 27.36 × 1000 =
  28. 28.39 × 100 =
  29. 29.562 × 10 =
  30. 30.204 × 10 =
  31. 31.129 × ? = 1290
  32. 32.17 × 1000 =
  33. 33.31 × ? = 31000
  34. 34.2 × ? = 200
  35. 35.45 × 1000 =
  36. 36.619 × ? = 6190
  37. 37.27 × 100 =
  38. 38.97 × 100 =
  39. 39.39 × 1000 =
  40. 40.50 × ? = 50000

Answer key

  1. 4850
  2. 8700
  3. 100
  4. 100
  5. 4300
  6. 8200
  7. 4020
  8. 100
  9. 2000
  10. 9660
  11. 7390
  12. 950
  13. 2440
  14. 6500
  15. 5710
  16. 100
  17. 900
  18. 1000
  19. 35000
  20. 37000
  21. 1340
  22. 1000
  23. 11000
  24. 9730
  25. 38000
  26. 2350
  27. 36000
  28. 3900
  29. 5620
  30. 2040
  31. 10
  32. 17000
  33. 1000
  34. 100
  35. 45000
  36. 10
  37. 2700
  38. 9700
  39. 39000
  40. 1000

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