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

Percentage lesson 5: 10%, 25% and 50% shortcuts · Set 907 · 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 90 =
  2. 2.25% of 224 =
  3. 3.10% of 70 =
  4. 4.75% of 152 =
  5. 5.10% of 300 =
  6. 6.50% of 472 =
  7. 7.10% of 800 =
  8. 8.25% of 396 =
  9. 9.50% of 486 =
  10. 10.1% of 700 =
  11. 11.50% of 420 =
  12. 12.25% of 212 =
  13. 13.5% of 780 =
  14. 14.75% of 180 =
  15. 15.50% of 208 =
  16. 16.50% of 372 =
  17. 17.5% of 440 =
  18. 18.1% of 2500 =
  19. 19.10% of 350 =
  20. 20.10% of 560 =
  21. 21.20% of 380 =
  22. 22.10% of 880 =
  23. 23.10% of 480 =
  24. 24.10% of 690 =
  25. 25.75% of 176 =
  26. 26.1% of 1500 =
  27. 27.25% of 160 =
  28. 28.50% of 362 =
  29. 29.50% of 402 =
  30. 30.1% of 1900 =
  31. 31.20% of 80 =
  32. 32.50% of 496 =
  33. 33.75% of 220 =
  34. 34.10% of 100 =
  35. 35.10% of 790 =
  36. 36.50% of 448 =
  37. 37.50% of 200 =
  38. 38.1% of 900 =
  39. 39.50% of 488 =
  40. 40.75% of 128 =

Answer key

  1. 18
  2. 56
  3. 7
  4. 114
  5. 30
  6. 236
  7. 80
  8. 99
  9. 243
  10. 7
  11. 210
  12. 53
  13. 39
  14. 135
  15. 104
  16. 186
  17. 22
  18. 25
  19. 35
  20. 56
  21. 76
  22. 88
  23. 48
  24. 69
  25. 132
  26. 15
  27. 40
  28. 181
  29. 201
  30. 19
  31. 16
  32. 248
  33. 165
  34. 10
  35. 79
  36. 224
  37. 100
  38. 9
  39. 244
  40. 96

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