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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 861 · 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.

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  1. 1.40% of a number is 68. What is the number?
  2. 2.20% of a number is 61. What is the number?
  3. 3.80% of a number is 184. What is the number?
  4. 4.132 is 80% of ?
  5. 5.Riya spent ₹60, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.80% of a number is 56. What is the number?
  7. 7.Rohan spent ₹53, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  8. 8.Anaya spent ₹25, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.Riya spent ₹30, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  10. 10.30% of a number is 15. What is the number?
  11. 11.Sara spent ₹33, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.25% of a number is 28. What is the number?
  13. 13.12% of a number is 18. What is the number?
  14. 14.77 is 20% of ?
  15. 15.99 is 75% of ?
  16. 16.Sara spent ₹5, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.Meera spent ₹54, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  18. 18.13 is 10% of ?
  19. 19.123 is 75% of ?
  20. 20.Diya spent ₹38, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  21. 21.Meera spent ₹252, which is 75% of the pocket money. How much pocket money did Meera have, in rupees?
  22. 22.Dev spent ₹39, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  23. 23.10% of a number is 30. What is the number?
  24. 24.72 is 60% of ?
  25. 25.Arjun spent ₹73, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.39 is 10% of ?
  27. 27.54 is 20% of ?
  28. 28.9 is 5% of ?
  29. 29.Isha spent ₹70, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  30. 30.67 is 25% of ?
  31. 31.Rohan spent ₹67, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  32. 32.80% of a number is 292. What is the number?
  33. 33.30% of a number is 6. What is the number?
  34. 34.Arjun spent ₹32, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  35. 35.Ishaan spent ₹33, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.50% of a number is 145. What is the number?
  37. 37.12% of a number is 33. What is the number?
  38. 38.26 is 10% of ?
  39. 39.Aarav spent ₹30, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.Arjun spent ₹48, which is 12% of the pocket money. How much pocket money did Arjun have, in rupees?

Answer key

  1. 170
  2. 305
  3. 230
  4. 165
  5. 400
  6. 70
  7. 212
  8. 250
  9. 250
  10. 50
  11. 44
  12. 112
  13. 150
  14. 385
  15. 132
  16. 100
  17. 72
  18. 130
  19. 164
  20. 380
  21. 336
  22. 156
  23. 300
  24. 120
  25. 292
  26. 390
  27. 270
  28. 180
  29. 350
  30. 268
  31. 335
  32. 365
  33. 20
  34. 320
  35. 110
  36. 290
  37. 275
  38. 260
  39. 200
  40. 400

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