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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 254 · 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 1300 =
  2. 2.1% of 1000 =
  3. 3.10% of 290 =
  4. 4.10% of 70 =
  5. 5.1% of 900 =
  6. 6.5% of 740 =
  7. 7.5% of 220 =
  8. 8.50% of 20 =
  9. 9.20% of 190 =
  10. 10.75% of 80 =
  11. 11.20% of 325 =
  12. 12.10% of 30 =
  13. 13.75% of 160 =
  14. 14.25% of 76 =
  15. 15.25% of 124 =
  16. 16.10% of 590 =
  17. 17.5% of 660 =
  18. 18.50% of 78 =
  19. 19.10% of 120 =
  20. 20.20% of 30 =
  21. 21.10% of 630 =
  22. 22.75% of 84 =
  23. 23.50% of 384 =
  24. 24.5% of 400 =
  25. 25.25% of 84 =
  26. 26.50% of 386 =
  27. 27.5% of 300 =
  28. 28.75% of 108 =
  29. 29.25% of 236 =
  30. 30.5% of 800 =
  31. 31.75% of 176 =
  32. 32.75% of 148 =
  33. 33.50% of 264 =
  34. 34.50% of 418 =
  35. 35.10% of 50 =
  36. 36.75% of 20 =
  37. 37.1% of 1600 =
  38. 38.1% of 100 =
  39. 39.75% of 192 =
  40. 40.50% of 36 =

Answer key

  1. 13
  2. 10
  3. 29
  4. 7
  5. 9
  6. 37
  7. 11
  8. 10
  9. 38
  10. 60
  11. 65
  12. 3
  13. 120
  14. 19
  15. 31
  16. 59
  17. 33
  18. 39
  19. 12
  20. 6
  21. 63
  22. 63
  23. 192
  24. 20
  25. 21
  26. 193
  27. 15
  28. 81
  29. 59
  30. 40
  31. 132
  32. 111
  33. 132
  34. 209
  35. 5
  36. 15
  37. 16
  38. 1
  39. 144
  40. 18

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