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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 787 · 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 550 =
  2. 2.25% of 72 =
  3. 3.75% of 24 =
  4. 4.20% of 265 =
  5. 5.10% of 680 =
  6. 6.50% of 138 =
  7. 7.20% of 255 =
  8. 8.50% of 310 =
  9. 9.25% of 148 =
  10. 10.50% of 308 =
  11. 11.10% of 760 =
  12. 12.50% of 370 =
  13. 13.10% of 520 =
  14. 14.50% of 422 =
  15. 15.5% of 20 =
  16. 16.75% of 52 =
  17. 17.25% of 200 =
  18. 18.1% of 300 =
  19. 19.75% of 168 =
  20. 20.5% of 160 =
  21. 21.10% of 310 =
  22. 22.75% of 40 =
  23. 23.10% of 230 =
  24. 24.75% of 148 =
  25. 25.75% of 56 =
  26. 26.25% of 108 =
  27. 27.25% of 380 =
  28. 28.25% of 240 =
  29. 29.20% of 45 =
  30. 30.75% of 48 =
  31. 31.1% of 1900 =
  32. 32.20% of 115 =
  33. 33.75% of 28 =
  34. 34.5% of 700 =
  35. 35.20% of 365 =
  36. 36.50% of 430 =
  37. 37.75% of 120 =
  38. 38.5% of 360 =
  39. 39.5% of 320 =
  40. 40.75% of 152 =

Answer key

  1. 55
  2. 18
  3. 18
  4. 53
  5. 68
  6. 69
  7. 51
  8. 155
  9. 37
  10. 154
  11. 76
  12. 185
  13. 52
  14. 211
  15. 1
  16. 39
  17. 50
  18. 3
  19. 126
  20. 8
  21. 31
  22. 30
  23. 23
  24. 111
  25. 42
  26. 27
  27. 95
  28. 60
  29. 9
  30. 36
  31. 19
  32. 23
  33. 21
  34. 35
  35. 73
  36. 215
  37. 90
  38. 18
  39. 16
  40. 114

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