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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 361 · 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.Sara spent ₹39, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  2. 2.5% of a number is 7. What is the number?
  3. 3.44 is 25% of ?
  4. 4.20% of a number is 68. What is the number?
  5. 5.15% of a number is 3. What is the number?
  6. 6.Dev spent ₹66, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.40% of a number is 52. What is the number?
  8. 8.120 is 75% of ?
  9. 9.60% of a number is 204. What is the number?
  10. 10.189 is 75% of ?
  11. 11.64 is 20% of ?
  12. 12.Rohan spent ₹33, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.130 is 50% of ?
  14. 14.Rohan spent ₹130, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  15. 15.Sara spent ₹99, which is 75% of the pocket money. How much pocket money did Sara have, in rupees?
  16. 16.162 is 50% of ?
  17. 17.232 is 80% of ?
  18. 18.3 is 15% of ?
  19. 19.5% of a number is 15. What is the number?
  20. 20.Kabir spent ₹2, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  21. 21.Meera spent ₹6, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  22. 22.10% of a number is 13. What is the number?
  23. 23.10% of a number is 2. What is the number?
  24. 24.60 is 80% of ?
  25. 25.80% of a number is 308. What is the number?
  26. 26.66 is 75% of ?
  27. 27.12% of a number is 45. What is the number?
  28. 28.Ishaan spent ₹10, which is 40% of the pocket money. How much pocket money did Ishaan have, in rupees?
  29. 29.Dev spent ₹61, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.Ishaan spent ₹165, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  31. 31.Sara spent ₹12, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  32. 32.Aarav spent ₹43, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Anaya spent ₹285, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  34. 34.71 is 20% of ?
  35. 35.Meera spent ₹183, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  36. 36.40% of a number is 56. What is the number?
  37. 37.Ishaan spent ₹36, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.5% of a number is 18. What is the number?
  39. 39.Isha spent ₹126, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.66 is 40% of ?

Answer key

  1. 156
  2. 140
  3. 176
  4. 340
  5. 20
  6. 220
  7. 130
  8. 160
  9. 340
  10. 252
  11. 320
  12. 55
  13. 260
  14. 325
  15. 132
  16. 324
  17. 290
  18. 20
  19. 300
  20. 4
  21. 60
  22. 130
  23. 20
  24. 75
  25. 385
  26. 88
  27. 375
  28. 25
  29. 305
  30. 275
  31. 120
  32. 172
  33. 380
  34. 355
  35. 305
  36. 140
  37. 240
  38. 360
  39. 210
  40. 165

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