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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 856 · 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. 1.50% of a number is 13. What is the number?
  2. 2.21 is 12% of ?
  3. 3.Riya spent ₹82, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.62 is 25% of ?
  5. 5.Aarav spent ₹57, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  6. 6.12% of a number is 3. What is the number?
  7. 7.10% of a number is 38. What is the number?
  8. 8.Ishaan spent ₹14, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  9. 9.50% of a number is 51. What is the number?
  10. 10.62 is 40% of ?
  11. 11.50% of a number is 82. What is the number?
  12. 12.Aarav spent ₹102, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  13. 13.51 is 25% of ?
  14. 14.20% of a number is 31. What is the number?
  15. 15.30% of a number is 54. What is the number?
  16. 16.75% of a number is 6. What is the number?
  17. 17.Anaya spent ₹86, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.30% of a number is 27. What is the number?
  19. 19.Kabir spent ₹10, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  20. 20.Aarav spent ₹33, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  21. 21.50% of a number is 177. What is the number?
  22. 22.Sara spent ₹184, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.Isha spent ₹171, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.20% of a number is 9. What is the number?
  25. 25.10% of a number is 28. What is the number?
  26. 26.Isha spent ₹30, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.20% of a number is 24. What is the number?
  28. 28.52 is 40% of ?
  29. 29.194 is 50% of ?
  30. 30.15% of a number is 60. What is the number?
  31. 31.Ishaan spent ₹48, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  32. 32.80% of a number is 96. What is the number?
  33. 33.12% of a number is 15. What is the number?
  34. 34.Ishaan spent ₹108, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.15% of a number is 21. What is the number?
  36. 36.Rohan spent ₹174, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  37. 37.42 is 20% of ?
  38. 38.95 is 50% of ?
  39. 39.30% of a number is 18. What is the number?
  40. 40.Riya spent ₹54, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?

Answer key

  1. 26
  2. 175
  3. 328
  4. 248
  5. 380
  6. 25
  7. 380
  8. 140
  9. 102
  10. 155
  11. 164
  12. 136
  13. 204
  14. 155
  15. 180
  16. 8
  17. 344
  18. 90
  19. 200
  20. 275
  21. 354
  22. 230
  23. 228
  24. 45
  25. 280
  26. 200
  27. 120
  28. 130
  29. 388
  30. 400
  31. 60
  32. 120
  33. 125
  34. 270
  35. 140
  36. 232
  37. 210
  38. 190
  39. 60
  40. 270

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