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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 447 · 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. 1.25% of 56 =
  2. 2.75% of 124 =
  3. 3.10% of 190 =
  4. 4.10% of 160 =
  5. 5.5% of 180 =
  6. 6.20% of 350 =
  7. 7.1% of 1300 =
  8. 8.25% of 216 =
  9. 9.10% of 760 =
  10. 10.1% of 100 =
  11. 11.50% of 280 =
  12. 12.20% of 225 =
  13. 13.5% of 80 =
  14. 14.25% of 296 =
  15. 15.10% of 210 =
  16. 16.5% of 20 =
  17. 17.10% of 460 =
  18. 18.50% of 130 =
  19. 19.75% of 120 =
  20. 20.50% of 48 =
  21. 21.25% of 36 =
  22. 22.20% of 20 =
  23. 23.20% of 355 =
  24. 24.5% of 600 =
  25. 25.50% of 252 =
  26. 26.50% of 498 =
  27. 27.5% of 400 =
  28. 28.25% of 80 =
  29. 29.50% of 422 =
  30. 30.5% of 380 =
  31. 31.20% of 105 =
  32. 32.20% of 345 =
  33. 33.50% of 78 =
  34. 34.5% of 640 =
  35. 35.10% of 420 =
  36. 36.10% of 400 =
  37. 37.10% of 850 =
  38. 38.5% of 240 =
  39. 39.25% of 76 =
  40. 40.25% of 236 =

Answer key

  1. 14
  2. 93
  3. 19
  4. 16
  5. 9
  6. 70
  7. 13
  8. 54
  9. 76
  10. 1
  11. 140
  12. 45
  13. 4
  14. 74
  15. 21
  16. 1
  17. 46
  18. 65
  19. 90
  20. 24
  21. 9
  22. 4
  23. 71
  24. 30
  25. 126
  26. 249
  27. 20
  28. 20
  29. 211
  30. 19
  31. 21
  32. 69
  33. 39
  34. 32
  35. 42
  36. 40
  37. 85
  38. 12
  39. 19
  40. 59

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