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Multiply by 10, 100 and 1000 Worksheet

Maths tricks trick 4: Times 10, 100 and 1000 · Set 812 · 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. 1.521 × 10 =
  2. 2.69 × 100 =
  3. 3.256 × 10 =
  4. 4.15 × 100 =
  5. 5.18 × ? = 18000
  6. 6.36 × ? = 36000
  7. 7.46 × ? = 46000
  8. 8.97 × ? = 9700
  9. 9.35 × 1000 =
  10. 10.76 × 100 =
  11. 11.649 × 10 =
  12. 12.14 × ? = 14000
  13. 13.27 × ? = 27000
  14. 14.7 × ? = 700
  15. 15.7 × 100 =
  16. 16.324 × ? = 3240
  17. 17.42 × ? = 42000
  18. 18.40 × 1000 =
  19. 19.345 × ? = 3450
  20. 20.79 × 100 =
  21. 21.44 × 1000 =
  22. 22.320 × 10 =
  23. 23.16 × 1000 =
  24. 24.20 × 1000 =
  25. 25.32 × 1000 =
  26. 26.70 × 100 =
  27. 27.82 × 100 =
  28. 28.450 × ? = 4500
  29. 29.89 × 100 =
  30. 30.51 × 10 =
  31. 31.48 × ? = 4800
  32. 32.864 × 10 =
  33. 33.7 × 1000 =
  34. 34.262 × ? = 2620
  35. 35.502 × 10 =
  36. 36.25 × 1000 =
  37. 37.15 × 1000 =
  38. 38.167 × 10 =
  39. 39.13 × 1000 =
  40. 40.29 × ? = 29000

Answer key

  1. 5210
  2. 6900
  3. 2560
  4. 1500
  5. 1000
  6. 1000
  7. 1000
  8. 100
  9. 35000
  10. 7600
  11. 6490
  12. 1000
  13. 1000
  14. 100
  15. 700
  16. 10
  17. 1000
  18. 40000
  19. 10
  20. 7900
  21. 44000
  22. 3200
  23. 16000
  24. 20000
  25. 32000
  26. 7000
  27. 8200
  28. 10
  29. 8900
  30. 510
  31. 100
  32. 8640
  33. 7000
  34. 10
  35. 5020
  36. 25000
  37. 15000
  38. 1670
  39. 13000
  40. 1000

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