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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 289 · 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. 1.25% of a number is 93. What is the number?
  2. 2.Riya spent ₹36, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  3. 3.12% of a number is 33. What is the number?
  4. 4.9 is 10% of ?
  5. 5.25% of a number is 76. What is the number?
  6. 6.Isha spent ₹39, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  7. 7.Aarav spent ₹59, which is 50% of the pocket money. How much pocket money did Aarav have, in rupees?
  8. 8.42 is 50% of ?
  9. 9.10% of a number is 33. What is the number?
  10. 10.21 is 12% of ?
  11. 11.30% of a number is 18. What is the number?
  12. 12.153 is 75% of ?
  13. 13.Sara spent ₹117, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.20% of a number is 19. What is the number?
  15. 15.40 is 80% of ?
  16. 16.5% of a number is 13. What is the number?
  17. 17.Aarav spent ₹54, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  18. 18.Meera spent ₹110, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  19. 19.30 is 12% of ?
  20. 20.Anaya spent ₹3, which is 20% of the pocket money. How much pocket money did Anaya have, in rupees?
  21. 21.4 is 10% of ?
  22. 22.Kabir spent ₹88, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.80% of a number is 204. What is the number?
  24. 24.25% of a number is 24. What is the number?
  25. 25.33 is 10% of ?
  26. 26.10% of a number is 13. What is the number?
  27. 27.10% of a number is 15. What is the number?
  28. 28.Rohan spent ₹9, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  29. 29.Ishaan spent ₹24, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.10% of a number is 2. What is the number?
  31. 31.40% of a number is 120. What is the number?
  32. 32.Aarav spent ₹57, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Isha spent ₹93, which is 30% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.20 is 5% of ?
  35. 35.20 is 80% of ?
  36. 36.5% of a number is 7. What is the number?
  37. 37.80% of a number is 244. What is the number?
  38. 38.Diya spent ₹4, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  39. 39.20% of a number is 7. What is the number?
  40. 40.5% of a number is 4. What is the number?

Answer key

  1. 372
  2. 240
  3. 275
  4. 90
  5. 304
  6. 325
  7. 118
  8. 84
  9. 330
  10. 175
  11. 60
  12. 204
  13. 195
  14. 95
  15. 50
  16. 260
  17. 360
  18. 275
  19. 250
  20. 15
  21. 40
  22. 220
  23. 255
  24. 96
  25. 330
  26. 130
  27. 150
  28. 18
  29. 240
  30. 20
  31. 300
  32. 285
  33. 310
  34. 400
  35. 25
  36. 140
  37. 305
  38. 16
  39. 35
  40. 80

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