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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 942 · 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. 1.5% of 160 =
  2. 2.1% of 1800 =
  3. 3.1% of 1600 =
  4. 4.25% of 100 =
  5. 5.10% of 70 =
  6. 6.5% of 440 =
  7. 7.50% of 50 =
  8. 8.20% of 475 =
  9. 9.1% of 2700 =
  10. 10.50% of 44 =
  11. 11.75% of 168 =
  12. 12.75% of 192 =
  13. 13.75% of 36 =
  14. 14.50% of 368 =
  15. 15.20% of 150 =
  16. 16.20% of 375 =
  17. 17.20% of 30 =
  18. 18.10% of 870 =
  19. 19.5% of 380 =
  20. 20.75% of 120 =
  21. 21.50% of 424 =
  22. 22.25% of 232 =
  23. 23.20% of 425 =
  24. 24.50% of 340 =
  25. 25.25% of 72 =
  26. 26.10% of 620 =
  27. 27.1% of 300 =
  28. 28.75% of 64 =
  29. 29.75% of 220 =
  30. 30.10% of 150 =
  31. 31.1% of 2100 =
  32. 32.50% of 158 =
  33. 33.75% of 180 =
  34. 34.50% of 478 =
  35. 35.5% of 620 =
  36. 36.10% of 40 =
  37. 37.20% of 60 =
  38. 38.10% of 540 =
  39. 39.10% of 250 =
  40. 40.50% of 360 =

Answer key

  1. 8
  2. 18
  3. 16
  4. 25
  5. 7
  6. 22
  7. 25
  8. 95
  9. 27
  10. 22
  11. 126
  12. 144
  13. 27
  14. 184
  15. 30
  16. 75
  17. 6
  18. 87
  19. 19
  20. 90
  21. 212
  22. 58
  23. 85
  24. 170
  25. 18
  26. 62
  27. 3
  28. 48
  29. 165
  30. 15
  31. 21
  32. 79
  33. 135
  34. 239
  35. 31
  36. 4
  37. 12
  38. 54
  39. 25
  40. 180

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