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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 338 · 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 570 =
  2. 2.20% of 310 =
  3. 3.1% of 1700 =
  4. 4.50% of 126 =
  5. 5.1% of 300 =
  6. 6.10% of 170 =
  7. 7.10% of 460 =
  8. 8.75% of 108 =
  9. 9.20% of 285 =
  10. 10.75% of 40 =
  11. 11.10% of 350 =
  12. 12.5% of 340 =
  13. 13.10% of 740 =
  14. 14.20% of 330 =
  15. 15.25% of 188 =
  16. 16.1% of 2400 =
  17. 17.5% of 400 =
  18. 18.1% of 1400 =
  19. 19.75% of 168 =
  20. 20.75% of 96 =
  21. 21.10% of 900 =
  22. 22.50% of 314 =
  23. 23.75% of 68 =
  24. 24.5% of 20 =
  25. 25.20% of 450 =
  26. 26.10% of 520 =
  27. 27.10% of 430 =
  28. 28.25% of 12 =
  29. 29.5% of 260 =
  30. 30.20% of 165 =
  31. 31.75% of 144 =
  32. 32.10% of 20 =
  33. 33.10% of 280 =
  34. 34.10% of 480 =
  35. 35.1% of 1100 =
  36. 36.50% of 88 =
  37. 37.10% of 670 =
  38. 38.10% of 540 =
  39. 39.75% of 180 =
  40. 40.5% of 320 =

Answer key

  1. 57
  2. 62
  3. 17
  4. 63
  5. 3
  6. 17
  7. 46
  8. 81
  9. 57
  10. 30
  11. 35
  12. 17
  13. 74
  14. 66
  15. 47
  16. 24
  17. 20
  18. 14
  19. 126
  20. 72
  21. 90
  22. 157
  23. 51
  24. 1
  25. 90
  26. 52
  27. 43
  28. 3
  29. 13
  30. 33
  31. 108
  32. 2
  33. 28
  34. 48
  35. 11
  36. 44
  37. 67
  38. 54
  39. 135
  40. 16

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