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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 165 · 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 390 =
  2. 2.1% of 800 =
  3. 3.25% of 152 =
  4. 4.1% of 2000 =
  5. 5.5% of 760 =
  6. 6.5% of 320 =
  7. 7.1% of 1500 =
  8. 8.20% of 145 =
  9. 9.25% of 56 =
  10. 10.1% of 2500 =
  11. 11.25% of 256 =
  12. 12.5% of 220 =
  13. 13.5% of 520 =
  14. 14.10% of 80 =
  15. 15.1% of 900 =
  16. 16.75% of 236 =
  17. 17.20% of 295 =
  18. 18.5% of 260 =
  19. 19.10% of 400 =
  20. 20.1% of 2100 =
  21. 21.5% of 140 =
  22. 22.50% of 120 =
  23. 23.50% of 92 =
  24. 24.10% of 310 =
  25. 25.10% of 800 =
  26. 26.1% of 1300 =
  27. 27.10% of 450 =
  28. 28.10% of 230 =
  29. 29.1% of 300 =
  30. 30.75% of 212 =
  31. 31.1% of 1200 =
  32. 32.50% of 332 =
  33. 33.75% of 232 =
  34. 34.10% of 530 =
  35. 35.75% of 192 =
  36. 36.20% of 250 =
  37. 37.50% of 74 =
  38. 38.1% of 2800 =
  39. 39.5% of 640 =
  40. 40.1% of 1100 =

Answer key

  1. 39
  2. 8
  3. 38
  4. 20
  5. 38
  6. 16
  7. 15
  8. 29
  9. 14
  10. 25
  11. 64
  12. 11
  13. 26
  14. 8
  15. 9
  16. 177
  17. 59
  18. 13
  19. 40
  20. 21
  21. 7
  22. 60
  23. 46
  24. 31
  25. 80
  26. 13
  27. 45
  28. 23
  29. 3
  30. 159
  31. 12
  32. 166
  33. 174
  34. 53
  35. 144
  36. 50
  37. 37
  38. 28
  39. 32
  40. 11

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