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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 549 · 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 112 =
  2. 2.75% of 192 =
  3. 3.1% of 1400 =
  4. 4.50% of 98 =
  5. 5.5% of 240 =
  6. 6.10% of 80 =
  7. 7.75% of 224 =
  8. 8.20% of 235 =
  9. 9.25% of 384 =
  10. 10.75% of 204 =
  11. 11.1% of 1600 =
  12. 12.75% of 124 =
  13. 13.25% of 372 =
  14. 14.10% of 180 =
  15. 15.1% of 2700 =
  16. 16.20% of 330 =
  17. 17.10% of 430 =
  18. 18.50% of 220 =
  19. 19.50% of 478 =
  20. 20.25% of 60 =
  21. 21.75% of 228 =
  22. 22.5% of 740 =
  23. 23.25% of 88 =
  24. 24.75% of 32 =
  25. 25.50% of 316 =
  26. 26.20% of 270 =
  27. 27.10% of 600 =
  28. 28.50% of 282 =
  29. 29.1% of 600 =
  30. 30.5% of 40 =
  31. 31.1% of 900 =
  32. 32.50% of 106 =
  33. 33.10% of 140 =
  34. 34.20% of 485 =
  35. 35.10% of 240 =
  36. 36.25% of 84 =
  37. 37.50% of 344 =
  38. 38.25% of 168 =
  39. 39.10% of 620 =
  40. 40.50% of 264 =

Answer key

  1. 28
  2. 144
  3. 14
  4. 49
  5. 12
  6. 8
  7. 168
  8. 47
  9. 96
  10. 153
  11. 16
  12. 93
  13. 93
  14. 18
  15. 27
  16. 66
  17. 43
  18. 110
  19. 239
  20. 15
  21. 171
  22. 37
  23. 22
  24. 24
  25. 158
  26. 54
  27. 60
  28. 141
  29. 6
  30. 2
  31. 9
  32. 53
  33. 14
  34. 97
  35. 24
  36. 21
  37. 172
  38. 42
  39. 62
  40. 132

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