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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 809 · 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. 1.75% of 72 =
  2. 2.50% of 24 =
  3. 3.50% of 120 =
  4. 4.5% of 220 =
  5. 5.50% of 486 =
  6. 6.1% of 2000 =
  7. 7.50% of 50 =
  8. 8.25% of 52 =
  9. 9.75% of 212 =
  10. 10.25% of 40 =
  11. 11.50% of 346 =
  12. 12.25% of 124 =
  13. 13.25% of 160 =
  14. 14.20% of 40 =
  15. 15.75% of 240 =
  16. 16.10% of 30 =
  17. 17.20% of 65 =
  18. 18.75% of 88 =
  19. 19.5% of 760 =
  20. 20.20% of 245 =
  21. 21.10% of 50 =
  22. 22.5% of 800 =
  23. 23.20% of 110 =
  24. 24.50% of 392 =
  25. 25.75% of 68 =
  26. 26.25% of 88 =
  27. 27.10% of 110 =
  28. 28.5% of 280 =
  29. 29.20% of 345 =
  30. 30.10% of 120 =
  31. 31.10% of 410 =
  32. 32.10% of 540 =
  33. 33.20% of 485 =
  34. 34.20% of 215 =
  35. 35.20% of 140 =
  36. 36.5% of 560 =
  37. 37.20% of 185 =
  38. 38.50% of 46 =
  39. 39.75% of 76 =
  40. 40.20% of 45 =

Answer key

  1. 54
  2. 12
  3. 60
  4. 11
  5. 243
  6. 20
  7. 25
  8. 13
  9. 159
  10. 10
  11. 173
  12. 31
  13. 40
  14. 8
  15. 180
  16. 3
  17. 13
  18. 66
  19. 38
  20. 49
  21. 5
  22. 40
  23. 22
  24. 196
  25. 51
  26. 22
  27. 11
  28. 14
  29. 69
  30. 12
  31. 41
  32. 54
  33. 97
  34. 43
  35. 28
  36. 28
  37. 37
  38. 23
  39. 57
  40. 9

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