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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 99 · 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. 1.1% of 2100 =
  2. 2.75% of 72 =
  3. 3.75% of 200 =
  4. 4.1% of 100 =
  5. 5.50% of 12 =
  6. 6.10% of 810 =
  7. 7.50% of 470 =
  8. 8.75% of 176 =
  9. 9.75% of 96 =
  10. 10.75% of 152 =
  11. 11.5% of 800 =
  12. 12.75% of 60 =
  13. 13.50% of 254 =
  14. 14.20% of 255 =
  15. 15.5% of 80 =
  16. 16.25% of 24 =
  17. 17.1% of 300 =
  18. 18.75% of 204 =
  19. 19.25% of 200 =
  20. 20.20% of 335 =
  21. 21.5% of 200 =
  22. 22.5% of 280 =
  23. 23.50% of 102 =
  24. 24.75% of 220 =
  25. 25.5% of 600 =
  26. 26.25% of 112 =
  27. 27.50% of 456 =
  28. 28.5% of 720 =
  29. 29.1% of 3000 =
  30. 30.5% of 180 =
  31. 31.50% of 314 =
  32. 32.1% of 200 =
  33. 33.50% of 132 =
  34. 34.50% of 442 =
  35. 35.10% of 110 =
  36. 36.25% of 16 =
  37. 37.5% of 100 =
  38. 38.75% of 216 =
  39. 39.5% of 740 =
  40. 40.1% of 1000 =

Answer key

  1. 21
  2. 54
  3. 150
  4. 1
  5. 6
  6. 81
  7. 235
  8. 132
  9. 72
  10. 114
  11. 40
  12. 45
  13. 127
  14. 51
  15. 4
  16. 6
  17. 3
  18. 153
  19. 50
  20. 67
  21. 10
  22. 14
  23. 51
  24. 165
  25. 30
  26. 28
  27. 228
  28. 36
  29. 30
  30. 9
  31. 157
  32. 2
  33. 66
  34. 221
  35. 11
  36. 4
  37. 5
  38. 162
  39. 37
  40. 10

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