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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 8 · 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. 1.10% of 280 =
  2. 2.50% of 378 =
  3. 3.5% of 300 =
  4. 4.5% of 120 =
  5. 5.50% of 116 =
  6. 6.25% of 200 =
  7. 7.20% of 460 =
  8. 8.20% of 35 =
  9. 9.1% of 1300 =
  10. 10.75% of 168 =
  11. 11.25% of 88 =
  12. 12.75% of 148 =
  13. 13.5% of 480 =
  14. 14.1% of 600 =
  15. 15.25% of 192 =
  16. 16.20% of 315 =
  17. 17.5% of 440 =
  18. 18.75% of 224 =
  19. 19.75% of 156 =
  20. 20.25% of 312 =
  21. 21.1% of 2300 =
  22. 22.5% of 100 =
  23. 23.5% of 240 =
  24. 24.5% of 640 =
  25. 25.20% of 465 =
  26. 26.50% of 446 =
  27. 27.1% of 2100 =
  28. 28.5% of 520 =
  29. 29.5% of 540 =
  30. 30.50% of 262 =
  31. 31.75% of 44 =
  32. 32.25% of 12 =
  33. 33.20% of 425 =
  34. 34.50% of 298 =
  35. 35.75% of 120 =
  36. 36.10% of 600 =
  37. 37.25% of 212 =
  38. 38.5% of 380 =
  39. 39.75% of 200 =
  40. 40.10% of 440 =

Answer key

  1. 28
  2. 189
  3. 15
  4. 6
  5. 58
  6. 50
  7. 92
  8. 7
  9. 13
  10. 126
  11. 22
  12. 111
  13. 24
  14. 6
  15. 48
  16. 63
  17. 22
  18. 168
  19. 117
  20. 78
  21. 23
  22. 5
  23. 12
  24. 32
  25. 93
  26. 223
  27. 21
  28. 26
  29. 27
  30. 131
  31. 33
  32. 3
  33. 85
  34. 149
  35. 90
  36. 60
  37. 53
  38. 19
  39. 150
  40. 44

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