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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 790 · 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. 1.20% of a number is 39. What is the number?
  2. 2.Rohan spent ₹69, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  3. 3.Arjun spent ₹24, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  4. 4.15% of a number is 42. What is the number?
  5. 5.Anaya spent ₹56, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.Diya spent ₹320, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  7. 7.Aarav spent ₹27, which is 12% of the pocket money. How much pocket money did Aarav have, in rupees?
  8. 8.Arjun spent ₹68, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  9. 9.80% of a number is 92. What is the number?
  10. 10.Kabir spent ₹3, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.Anaya spent ₹155, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  12. 12.117 is 60% of ?
  13. 13.80% of a number is 132. What is the number?
  14. 14.Diya spent ₹27, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  15. 15.Arjun spent ₹10, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.Arjun spent ₹102, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  17. 17.Anaya spent ₹70, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  18. 18.11 is 5% of ?
  19. 19.30% of a number is 33. What is the number?
  20. 20.Meera spent ₹7, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  21. 21.Sara spent ₹24, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  22. 22.50% of a number is 175. What is the number?
  23. 23.Rohan spent ₹54, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.6 is 50% of ?
  25. 25.19 is 5% of ?
  26. 26.Ishaan spent ₹16, which is 80% of the pocket money. How much pocket money did Ishaan have, in rupees?
  27. 27.117 is 30% of ?
  28. 28.60% of a number is 132. What is the number?
  29. 29.12% of a number is 27. What is the number?
  30. 30.154 is 40% of ?
  31. 31.20% of a number is 53. What is the number?
  32. 32.39 is 10% of ?
  33. 33.Riya spent ₹9, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  34. 34.25% of a number is 6. What is the number?
  35. 35.80% of a number is 200. What is the number?
  36. 36.60% of a number is 204. What is the number?
  37. 37.Anaya spent ₹15, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.Isha spent ₹35, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  39. 39.Anaya spent ₹83, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  40. 40.Rohan spent ₹144, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?

Answer key

  1. 195
  2. 230
  3. 240
  4. 280
  5. 112
  6. 400
  7. 225
  8. 340
  9. 115
  10. 20
  11. 310
  12. 195
  13. 165
  14. 225
  15. 200
  16. 340
  17. 350
  18. 220
  19. 110
  20. 28
  21. 240
  22. 350
  23. 216
  24. 12
  25. 380
  26. 20
  27. 390
  28. 220
  29. 225
  30. 385
  31. 265
  32. 390
  33. 36
  34. 24
  35. 250
  36. 340
  37. 125
  38. 350
  39. 332
  40. 192

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