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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 427 · 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. 1.75% of 140 =
  2. 2.25% of 364 =
  3. 3.75% of 160 =
  4. 4.75% of 64 =
  5. 5.5% of 560 =
  6. 6.25% of 244 =
  7. 7.10% of 220 =
  8. 8.75% of 216 =
  9. 9.1% of 1700 =
  10. 10.20% of 475 =
  11. 11.10% of 120 =
  12. 12.25% of 76 =
  13. 13.20% of 290 =
  14. 14.20% of 365 =
  15. 15.50% of 470 =
  16. 16.5% of 40 =
  17. 17.75% of 80 =
  18. 18.75% of 132 =
  19. 19.75% of 52 =
  20. 20.25% of 228 =
  21. 21.10% of 380 =
  22. 22.50% of 22 =
  23. 23.5% of 140 =
  24. 24.25% of 152 =
  25. 25.25% of 84 =
  26. 26.50% of 230 =
  27. 27.5% of 20 =
  28. 28.10% of 390 =
  29. 29.1% of 2600 =
  30. 30.10% of 150 =
  31. 31.50% of 398 =
  32. 32.50% of 154 =
  33. 33.50% of 484 =
  34. 34.10% of 80 =
  35. 35.25% of 180 =
  36. 36.1% of 2900 =
  37. 37.25% of 208 =
  38. 38.1% of 2400 =
  39. 39.50% of 124 =
  40. 40.25% of 68 =

Answer key

  1. 105
  2. 91
  3. 120
  4. 48
  5. 28
  6. 61
  7. 22
  8. 162
  9. 17
  10. 95
  11. 12
  12. 19
  13. 58
  14. 73
  15. 235
  16. 2
  17. 60
  18. 99
  19. 39
  20. 57
  21. 38
  22. 11
  23. 7
  24. 38
  25. 21
  26. 115
  27. 1
  28. 39
  29. 26
  30. 15
  31. 199
  32. 77
  33. 242
  34. 8
  35. 45
  36. 29
  37. 52
  38. 24
  39. 62
  40. 17

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