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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 278 · 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 900 =
  2. 2.10% of 380 =
  3. 3.5% of 540 =
  4. 4.75% of 52 =
  5. 5.1% of 2100 =
  6. 6.50% of 164 =
  7. 7.5% of 320 =
  8. 8.5% of 60 =
  9. 9.5% of 400 =
  10. 10.10% of 480 =
  11. 11.5% of 680 =
  12. 12.25% of 104 =
  13. 13.50% of 236 =
  14. 14.20% of 170 =
  15. 15.25% of 232 =
  16. 16.10% of 350 =
  17. 17.20% of 460 =
  18. 18.25% of 44 =
  19. 19.5% of 120 =
  20. 20.25% of 84 =
  21. 21.50% of 12 =
  22. 22.50% of 334 =
  23. 23.75% of 60 =
  24. 24.10% of 650 =
  25. 25.20% of 320 =
  26. 26.50% of 24 =
  27. 27.50% of 282 =
  28. 28.10% of 730 =
  29. 29.5% of 240 =
  30. 30.1% of 800 =
  31. 31.5% of 560 =
  32. 32.25% of 192 =
  33. 33.10% of 150 =
  34. 34.5% of 440 =
  35. 35.20% of 155 =
  36. 36.50% of 238 =
  37. 37.10% of 470 =
  38. 38.25% of 48 =
  39. 39.5% of 20 =
  40. 40.10% of 100 =

Answer key

  1. 9
  2. 38
  3. 27
  4. 39
  5. 21
  6. 82
  7. 16
  8. 3
  9. 20
  10. 48
  11. 34
  12. 26
  13. 118
  14. 34
  15. 58
  16. 35
  17. 92
  18. 11
  19. 6
  20. 21
  21. 6
  22. 167
  23. 45
  24. 65
  25. 64
  26. 12
  27. 141
  28. 73
  29. 12
  30. 8
  31. 28
  32. 48
  33. 15
  34. 22
  35. 31
  36. 119
  37. 47
  38. 12
  39. 1
  40. 10

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