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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 628 · 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 180 =
  2. 2.25% of 320 =
  3. 3.75% of 180 =
  4. 4.1% of 300 =
  5. 5.20% of 385 =
  6. 6.50% of 212 =
  7. 7.10% of 450 =
  8. 8.1% of 2000 =
  9. 9.75% of 80 =
  10. 10.75% of 36 =
  11. 11.5% of 80 =
  12. 12.50% of 438 =
  13. 13.25% of 336 =
  14. 14.20% of 80 =
  15. 15.75% of 40 =
  16. 16.50% of 86 =
  17. 17.25% of 332 =
  18. 18.75% of 88 =
  19. 19.1% of 2500 =
  20. 20.50% of 162 =
  21. 21.5% of 700 =
  22. 22.50% of 374 =
  23. 23.50% of 222 =
  24. 24.1% of 700 =
  25. 25.20% of 120 =
  26. 26.1% of 1600 =
  27. 27.10% of 580 =
  28. 28.50% of 28 =
  29. 29.10% of 190 =
  30. 30.10% of 170 =
  31. 31.1% of 1000 =
  32. 32.20% of 65 =
  33. 33.20% of 435 =
  34. 34.10% of 330 =
  35. 35.25% of 224 =
  36. 36.20% of 210 =
  37. 37.50% of 276 =
  38. 38.75% of 148 =
  39. 39.10% of 120 =
  40. 40.1% of 500 =

Answer key

  1. 45
  2. 80
  3. 135
  4. 3
  5. 77
  6. 106
  7. 45
  8. 20
  9. 60
  10. 27
  11. 4
  12. 219
  13. 84
  14. 16
  15. 30
  16. 43
  17. 83
  18. 66
  19. 25
  20. 81
  21. 35
  22. 187
  23. 111
  24. 7
  25. 24
  26. 16
  27. 58
  28. 14
  29. 19
  30. 17
  31. 10
  32. 13
  33. 87
  34. 33
  35. 56
  36. 42
  37. 138
  38. 111
  39. 12
  40. 5

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