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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 882 · 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. 1.1% of 500 =
  2. 2.10% of 540 =
  3. 3.1% of 1600 =
  4. 4.5% of 620 =
  5. 5.25% of 208 =
  6. 6.20% of 400 =
  7. 7.1% of 2400 =
  8. 8.5% of 220 =
  9. 9.10% of 390 =
  10. 10.75% of 204 =
  11. 11.25% of 152 =
  12. 12.75% of 144 =
  13. 13.75% of 176 =
  14. 14.10% of 500 =
  15. 15.25% of 252 =
  16. 16.5% of 760 =
  17. 17.10% of 720 =
  18. 18.50% of 114 =
  19. 19.25% of 164 =
  20. 20.25% of 260 =
  21. 21.25% of 188 =
  22. 22.10% of 130 =
  23. 23.25% of 140 =
  24. 24.5% of 480 =
  25. 25.75% of 140 =
  26. 26.50% of 84 =
  27. 27.1% of 100 =
  28. 28.25% of 256 =
  29. 29.50% of 88 =
  30. 30.25% of 336 =
  31. 31.10% of 40 =
  32. 32.75% of 232 =
  33. 33.25% of 180 =
  34. 34.75% of 180 =
  35. 35.75% of 112 =
  36. 36.75% of 16 =
  37. 37.10% of 250 =
  38. 38.1% of 600 =
  39. 39.5% of 140 =
  40. 40.10% of 90 =

Answer key

  1. 5
  2. 54
  3. 16
  4. 31
  5. 52
  6. 80
  7. 24
  8. 11
  9. 39
  10. 153
  11. 38
  12. 108
  13. 132
  14. 50
  15. 63
  16. 38
  17. 72
  18. 57
  19. 41
  20. 65
  21. 47
  22. 13
  23. 35
  24. 24
  25. 105
  26. 42
  27. 1
  28. 64
  29. 44
  30. 84
  31. 4
  32. 174
  33. 45
  34. 135
  35. 84
  36. 12
  37. 25
  38. 6
  39. 7
  40. 9

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