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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 527 · 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.Ishaan spent ₹6, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  2. 2.308 is 80% of ?
  3. 3.153 is 60% of ?
  4. 4.192 is 60% of ?
  5. 5.60% of a number is 96. What is the number?
  6. 6.Arjun spent ₹38, which is 50% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.Sara spent ₹132, which is 40% of the pocket money. How much pocket money did Sara have, in rupees?
  8. 8.Meera spent ₹31, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.18 is 60% of ?
  10. 10.60% of a number is 6. What is the number?
  11. 11.75% of a number is 135. What is the number?
  12. 12.186 is 60% of ?
  13. 13.Riya spent ₹82, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.12 is 60% of ?
  15. 15.92 is 80% of ?
  16. 16.60% of a number is 21. What is the number?
  17. 17.30% of a number is 6. What is the number?
  18. 18.Aarav spent ₹90, which is 60% of the pocket money. How much pocket money did Aarav have, in rupees?
  19. 19.20% of a number is 14. What is the number?
  20. 20.Rohan spent ₹129, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  21. 21.8 is 10% of ?
  22. 22.100 is 80% of ?
  23. 23.25% of a number is 46. What is the number?
  24. 24.Riya spent ₹316, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.5% of a number is 3. What is the number?
  26. 26.Anaya spent ₹99, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  27. 27.Anaya spent ₹33, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.60% of a number is 216. What is the number?
  29. 29.Isha spent ₹99, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.Aarav spent ₹24, which is 30% of the pocket money. How much pocket money did Aarav have, in rupees?
  31. 31.171 is 60% of ?
  32. 32.80% of a number is 8. What is the number?
  33. 33.75% of a number is 21. What is the number?
  34. 34.80% of a number is 220. What is the number?
  35. 35.25% of a number is 3. What is the number?
  36. 36.Ishaan spent ₹3, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.Sara spent ₹168, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  38. 38.Anaya spent ₹117, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.6 is 5% of ?
  40. 40.25% of a number is 98. What is the number?

Answer key

  1. 40
  2. 385
  3. 255
  4. 320
  5. 160
  6. 76
  7. 330
  8. 310
  9. 30
  10. 10
  11. 180
  12. 310
  13. 328
  14. 20
  15. 115
  16. 35
  17. 20
  18. 150
  19. 70
  20. 215
  21. 80
  22. 125
  23. 184
  24. 395
  25. 60
  26. 330
  27. 55
  28. 360
  29. 330
  30. 80
  31. 285
  32. 10
  33. 28
  34. 275
  35. 12
  36. 60
  37. 210
  38. 195
  39. 120
  40. 392

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