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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 619 · 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 250 =
  2. 2.1% of 1400 =
  3. 3.75% of 20 =
  4. 4.75% of 16 =
  5. 5.25% of 200 =
  6. 6.20% of 170 =
  7. 7.20% of 265 =
  8. 8.1% of 2300 =
  9. 9.20% of 310 =
  10. 10.50% of 44 =
  11. 11.25% of 356 =
  12. 12.75% of 80 =
  13. 13.20% of 140 =
  14. 14.20% of 60 =
  15. 15.75% of 148 =
  16. 16.50% of 444 =
  17. 17.5% of 200 =
  18. 18.75% of 68 =
  19. 19.75% of 108 =
  20. 20.50% of 406 =
  21. 21.25% of 128 =
  22. 22.25% of 56 =
  23. 23.5% of 440 =
  24. 24.20% of 300 =
  25. 25.20% of 405 =
  26. 26.1% of 700 =
  27. 27.20% of 305 =
  28. 28.5% of 60 =
  29. 29.5% of 500 =
  30. 30.10% of 630 =
  31. 31.25% of 204 =
  32. 32.5% of 220 =
  33. 33.5% of 320 =
  34. 34.75% of 192 =
  35. 35.50% of 454 =
  36. 36.1% of 100 =
  37. 37.50% of 106 =
  38. 38.50% of 484 =
  39. 39.10% of 850 =
  40. 40.1% of 1800 =

Answer key

  1. 25
  2. 14
  3. 15
  4. 12
  5. 50
  6. 34
  7. 53
  8. 23
  9. 62
  10. 22
  11. 89
  12. 60
  13. 28
  14. 12
  15. 111
  16. 222
  17. 10
  18. 51
  19. 81
  20. 203
  21. 32
  22. 14
  23. 22
  24. 60
  25. 81
  26. 7
  27. 61
  28. 3
  29. 25
  30. 63
  31. 51
  32. 11
  33. 16
  34. 144
  35. 227
  36. 1
  37. 53
  38. 242
  39. 85
  40. 18

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