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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 528 · 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.Aarav spent ₹188, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  2. 2.Ishaan spent ₹222, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  3. 3.237 is 75% of ?
  4. 4.5% of a number is 2. What is the number?
  5. 5.40% of a number is 72. What is the number?
  6. 6.3 is 30% of ?
  7. 7.Meera spent ₹43, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.75% of a number is 15. What is the number?
  9. 9.Anaya spent ₹4, which is 50% of the pocket money. How much pocket money did Anaya have, in rupees?
  10. 10.40% of a number is 104. What is the number?
  11. 11.12% of a number is 12. What is the number?
  12. 12.Diya spent ₹64, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  13. 13.216 is 60% of ?
  14. 14.23 is 20% of ?
  15. 15.30% of a number is 90. What is the number?
  16. 16.80% of a number is 264. What is the number?
  17. 17.10% of a number is 30. What is the number?
  18. 18.30% of a number is 27. What is the number?
  19. 19.30% of a number is 30. What is the number?
  20. 20.6 is 15% of ?
  21. 21.75% of a number is 207. What is the number?
  22. 22.Diya spent ₹111, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  23. 23.246 is 75% of ?
  24. 24.20% of a number is 59. What is the number?
  25. 25.Rohan spent ₹87, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  26. 26.Isha spent ₹88, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.15% of a number is 51. What is the number?
  28. 28.Diya spent ₹177, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  29. 29.196 is 80% of ?
  30. 30.10% of a number is 12. What is the number?
  31. 31.Riya spent ₹45, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  32. 32.20% of a number is 73. What is the number?
  33. 33.60% of a number is 45. What is the number?
  34. 34.12% of a number is 30. What is the number?
  35. 35.54 is 20% of ?
  36. 36.Ishaan spent ₹21, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.Riya spent ₹42, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  38. 38.60% of a number is 6. What is the number?
  39. 39.Sara spent ₹152, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  40. 40.Dev spent ₹83, which is 50% of the pocket money. How much pocket money did Dev have, in rupees?

Answer key

  1. 376
  2. 370
  3. 316
  4. 40
  5. 180
  6. 10
  7. 172
  8. 20
  9. 8
  10. 260
  11. 100
  12. 320
  13. 360
  14. 115
  15. 300
  16. 330
  17. 300
  18. 90
  19. 100
  20. 40
  21. 276
  22. 185
  23. 328
  24. 295
  25. 116
  26. 110
  27. 340
  28. 236
  29. 245
  30. 120
  31. 375
  32. 365
  33. 75
  34. 250
  35. 270
  36. 210
  37. 350
  38. 10
  39. 190
  40. 166

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