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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 444 · 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. 1.20% of 350 =
  2. 2.75% of 32 =
  3. 3.25% of 140 =
  4. 4.1% of 300 =
  5. 5.1% of 2700 =
  6. 6.5% of 280 =
  7. 7.75% of 140 =
  8. 8.50% of 454 =
  9. 9.20% of 345 =
  10. 10.50% of 314 =
  11. 11.10% of 240 =
  12. 12.75% of 104 =
  13. 13.1% of 2500 =
  14. 14.1% of 2600 =
  15. 15.50% of 324 =
  16. 16.1% of 2300 =
  17. 17.50% of 482 =
  18. 18.10% of 370 =
  19. 19.1% of 1900 =
  20. 20.75% of 208 =
  21. 21.20% of 395 =
  22. 22.1% of 1500 =
  23. 23.25% of 284 =
  24. 24.20% of 165 =
  25. 25.50% of 404 =
  26. 26.75% of 20 =
  27. 27.50% of 158 =
  28. 28.25% of 132 =
  29. 29.1% of 1800 =
  30. 30.50% of 134 =
  31. 31.5% of 500 =
  32. 32.5% of 540 =
  33. 33.50% of 90 =
  34. 34.25% of 312 =
  35. 35.20% of 210 =
  36. 36.75% of 180 =
  37. 37.50% of 166 =
  38. 38.25% of 72 =
  39. 39.1% of 1100 =
  40. 40.20% of 140 =

Answer key

  1. 70
  2. 24
  3. 35
  4. 3
  5. 27
  6. 14
  7. 105
  8. 227
  9. 69
  10. 157
  11. 24
  12. 78
  13. 25
  14. 26
  15. 162
  16. 23
  17. 241
  18. 37
  19. 19
  20. 156
  21. 79
  22. 15
  23. 71
  24. 33
  25. 202
  26. 15
  27. 79
  28. 33
  29. 18
  30. 67
  31. 25
  32. 27
  33. 45
  34. 78
  35. 42
  36. 135
  37. 83
  38. 18
  39. 11
  40. 28

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