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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 93 · 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. 1.14 is 10% of ?
  2. 2.Aarav spent ₹15, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  3. 3.15% of a number is 45. What is the number?
  4. 4.40% of a number is 22. What is the number?
  5. 5.25% of a number is 2. What is the number?
  6. 6.2 is 5% of ?
  7. 7.Ishaan spent ₹16, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  8. 8.Riya spent ₹240, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.50% of a number is 121. What is the number?
  10. 10.Diya spent ₹201, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  11. 11.Dev spent ₹12, which is 15% of the pocket money. How much pocket money did Dev have, in rupees?
  12. 12.10% of a number is 23. What is the number?
  13. 13.69 is 30% of ?
  14. 14.189 is 75% of ?
  15. 15.Anaya spent ₹204, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.Arjun spent ₹9, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  17. 17.10% of a number is 34. What is the number?
  18. 18.174 is 60% of ?
  19. 19.78 is 30% of ?
  20. 20.10% of a number is 37. What is the number?
  21. 21.Rohan spent ₹91, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  22. 22.48 is 12% of ?
  23. 23.40% of a number is 150. What is the number?
  24. 24.10% of a number is 36. What is the number?
  25. 25.Kabir spent ₹55, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  26. 26.138 is 40% of ?
  27. 27.Riya spent ₹58, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  28. 28.80% of a number is 92. What is the number?
  29. 29.Isha spent ₹9, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.5% of a number is 19. What is the number?
  31. 31.20% of a number is 75. What is the number?
  32. 32.30 is 15% of ?
  33. 33.Dev spent ₹48, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  34. 34.Anaya spent ₹267, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  35. 35.78 is 40% of ?
  36. 36.Riya spent ₹20, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  37. 37.80% of a number is 260. What is the number?
  38. 38.Meera spent ₹92, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  39. 39.5% of a number is 9. What is the number?
  40. 40.Arjun spent ₹90, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?

Answer key

  1. 140
  2. 300
  3. 300
  4. 55
  5. 8
  6. 40
  7. 320
  8. 300
  9. 242
  10. 335
  11. 80
  12. 230
  13. 230
  14. 252
  15. 340
  16. 12
  17. 340
  18. 290
  19. 260
  20. 370
  21. 364
  22. 400
  23. 375
  24. 360
  25. 275
  26. 345
  27. 145
  28. 115
  29. 30
  30. 380
  31. 375
  32. 200
  33. 60
  34. 356
  35. 195
  36. 400
  37. 325
  38. 230
  39. 180
  40. 120

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