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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 777 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.25% of a number is 60. What is the number?
  2. 2.Ishaan spent ₹33, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.25 is 20% of ?
  4. 4.Diya spent ₹78, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.30% of a number is 96. What is the number?
  6. 6.72 is 25% of ?
  7. 7.54 is 40% of ?
  8. 8.Aarav spent ₹27, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.7 is 20% of ?
  10. 10.Diya spent ₹122, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.60% of a number is 48. What is the number?
  12. 12.4 is 5% of ?
  13. 13.22 is 10% of ?
  14. 14.51 is 30% of ?
  15. 15.10% of a number is 5. What is the number?
  16. 16.23 is 10% of ?
  17. 17.Meera spent ₹3, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  18. 18.Sara spent ₹24, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  19. 19.10% of a number is 6. What is the number?
  20. 20.Diya spent ₹97, which is 50% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.Kabir spent ₹62, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  22. 22.6 is 15% of ?
  23. 23.37 is 25% of ?
  24. 24.Isha spent ₹33, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.Kabir spent ₹153, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  26. 26.Kabir spent ₹102, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  27. 27.60% of a number is 213. What is the number?
  28. 28.60% of a number is 84. What is the number?
  29. 29.59 is 50% of ?
  30. 30.280 is 80% of ?
  31. 31.291 is 75% of ?
  32. 32.Ishaan spent ₹248, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  33. 33.232 is 80% of ?
  34. 34.30% of a number is 45. What is the number?
  35. 35.24 is 12% of ?
  36. 36.57 is 15% of ?
  37. 37.Aarav spent ₹8, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  38. 38.25% of a number is 80. What is the number?
  39. 39.13 is 50% of ?
  40. 40.Riya spent ₹43, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 240
  2. 110
  3. 125
  4. 156
  5. 320
  6. 288
  7. 135
  8. 45
  9. 35
  10. 305
  11. 80
  12. 80
  13. 220
  14. 170
  15. 50
  16. 230
  17. 10
  18. 40
  19. 60
  20. 194
  21. 248
  22. 40
  23. 148
  24. 275
  25. 204
  26. 136
  27. 355
  28. 140
  29. 118
  30. 350
  31. 388
  32. 310
  33. 290
  34. 150
  35. 200
  36. 380
  37. 160
  38. 320
  39. 26
  40. 86

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