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Percentage Shortcuts Worksheet – 10%, 25%, 50%

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 487 · 40 questions
TalentJR

How to work it out (Halves and tenths): 10%: divide by 10. 1%: divide by 100. 50%: halve. 25%: halve, then halve again. 75% = 50% + 25%. 5%: half of 10%. 20%: double 10%.

NameDateTime takenScore ___ / 40
  1. 1.50% of 422 =
  2. 2.20% of 75 =
  3. 3.25% of 204 =
  4. 4.5% of 440 =
  5. 5.50% of 28 =
  6. 6.25% of 16 =
  7. 7.5% of 540 =
  8. 8.5% of 520 =
  9. 9.10% of 680 =
  10. 10.20% of 315 =
  11. 11.5% of 220 =
  12. 12.10% of 560 =
  13. 13.75% of 28 =
  14. 14.10% of 220 =
  15. 15.50% of 382 =
  16. 16.1% of 1800 =
  17. 17.25% of 248 =
  18. 18.1% of 1600 =
  19. 19.10% of 610 =
  20. 20.25% of 40 =
  21. 21.10% of 370 =
  22. 22.5% of 200 =
  23. 23.1% of 1400 =
  24. 24.25% of 72 =
  25. 25.50% of 314 =
  26. 26.50% of 120 =
  27. 27.5% of 180 =
  28. 28.20% of 215 =
  29. 29.50% of 482 =
  30. 30.1% of 300 =
  31. 31.25% of 356 =
  32. 32.20% of 500 =
  33. 33.10% of 360 =
  34. 34.1% of 400 =
  35. 35.5% of 560 =
  36. 36.25% of 112 =
  37. 37.75% of 164 =
  38. 38.75% of 24 =
  39. 39.50% of 18 =
  40. 40.50% of 284 =

Answer key

  1. 211
  2. 15
  3. 51
  4. 22
  5. 14
  6. 4
  7. 27
  8. 26
  9. 68
  10. 63
  11. 11
  12. 56
  13. 21
  14. 22
  15. 191
  16. 18
  17. 62
  18. 16
  19. 61
  20. 10
  21. 37
  22. 10
  23. 14
  24. 18
  25. 157
  26. 60
  27. 9
  28. 43
  29. 241
  30. 3
  31. 89
  32. 100
  33. 36
  34. 4
  35. 28
  36. 28
  37. 123
  38. 18
  39. 9
  40. 142

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