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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 935 · 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 500 =
  2. 2.50% of 422 =
  3. 3.20% of 400 =
  4. 4.25% of 28 =
  5. 5.5% of 160 =
  6. 6.20% of 305 =
  7. 7.10% of 840 =
  8. 8.5% of 420 =
  9. 9.25% of 36 =
  10. 10.5% of 600 =
  11. 11.75% of 228 =
  12. 12.50% of 106 =
  13. 13.75% of 160 =
  14. 14.1% of 3000 =
  15. 15.5% of 440 =
  16. 16.10% of 590 =
  17. 17.20% of 90 =
  18. 18.10% of 290 =
  19. 19.20% of 190 =
  20. 20.1% of 800 =
  21. 21.1% of 1100 =
  22. 22.25% of 20 =
  23. 23.5% of 660 =
  24. 24.20% of 285 =
  25. 25.1% of 2000 =
  26. 26.1% of 600 =
  27. 27.5% of 780 =
  28. 28.75% of 64 =
  29. 29.25% of 288 =
  30. 30.50% of 442 =
  31. 31.50% of 146 =
  32. 32.10% of 620 =
  33. 33.50% of 276 =
  34. 34.1% of 2400 =
  35. 35.50% of 188 =
  36. 36.50% of 240 =
  37. 37.5% of 340 =
  38. 38.5% of 520 =
  39. 39.1% of 2900 =
  40. 40.50% of 340 =

Answer key

  1. 50
  2. 211
  3. 80
  4. 7
  5. 8
  6. 61
  7. 84
  8. 21
  9. 9
  10. 30
  11. 171
  12. 53
  13. 120
  14. 30
  15. 22
  16. 59
  17. 18
  18. 29
  19. 38
  20. 8
  21. 11
  22. 5
  23. 33
  24. 57
  25. 20
  26. 6
  27. 39
  28. 48
  29. 72
  30. 221
  31. 73
  32. 62
  33. 138
  34. 24
  35. 94
  36. 120
  37. 17
  38. 26
  39. 29
  40. 170

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