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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 642 · 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. 1.20% of 395 =
  2. 2.75% of 208 =
  3. 3.25% of 264 =
  4. 4.5% of 580 =
  5. 5.25% of 128 =
  6. 6.50% of 16 =
  7. 7.50% of 434 =
  8. 8.20% of 35 =
  9. 9.10% of 450 =
  10. 10.20% of 425 =
  11. 11.20% of 235 =
  12. 12.50% of 274 =
  13. 13.50% of 170 =
  14. 14.5% of 60 =
  15. 15.75% of 120 =
  16. 16.25% of 284 =
  17. 17.5% of 220 =
  18. 18.50% of 360 =
  19. 19.5% of 180 =
  20. 20.10% of 550 =
  21. 21.1% of 1500 =
  22. 22.75% of 32 =
  23. 23.25% of 216 =
  24. 24.75% of 104 =
  25. 25.5% of 320 =
  26. 26.20% of 380 =
  27. 27.10% of 690 =
  28. 28.1% of 300 =
  29. 29.10% of 80 =
  30. 30.50% of 130 =
  31. 31.20% of 385 =
  32. 32.50% of 24 =
  33. 33.1% of 2100 =
  34. 34.20% of 100 =
  35. 35.50% of 152 =
  36. 36.25% of 164 =
  37. 37.25% of 108 =
  38. 38.1% of 2600 =
  39. 39.10% of 680 =
  40. 40.10% of 780 =

Answer key

  1. 79
  2. 156
  3. 66
  4. 29
  5. 32
  6. 8
  7. 217
  8. 7
  9. 45
  10. 85
  11. 47
  12. 137
  13. 85
  14. 3
  15. 90
  16. 71
  17. 11
  18. 180
  19. 9
  20. 55
  21. 15
  22. 24
  23. 54
  24. 78
  25. 16
  26. 76
  27. 69
  28. 3
  29. 8
  30. 65
  31. 77
  32. 12
  33. 21
  34. 20
  35. 76
  36. 41
  37. 27
  38. 26
  39. 68
  40. 78

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