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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 842 · 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.Rohan spent ₹27, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  2. 2.15% of a number is 24. What is the number?
  3. 3.10% of a number is 18. What is the number?
  4. 4.30 is 10% of ?
  5. 5.15% of a number is 42. What is the number?
  6. 6.102 is 40% of ?
  7. 7.199 is 50% of ?
  8. 8.Meera spent ₹102, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.40% of a number is 52. What is the number?
  10. 10.90 is 60% of ?
  11. 11.75% of a number is 99. What is the number?
  12. 12.15% of a number is 12. What is the number?
  13. 13.140 is 80% of ?
  14. 14.Sara spent ₹69, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  15. 15.12% of a number is 18. What is the number?
  16. 16.24 is 80% of ?
  17. 17.Sara spent ₹45, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  18. 18.20% of a number is 65. What is the number?
  19. 19.Ishaan spent ₹6, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  20. 20.Arjun spent ₹105, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.25% of a number is 50. What is the number?
  22. 22.80% of a number is 140. What is the number?
  23. 23.11 is 20% of ?
  24. 24.Anaya spent ₹9, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  25. 25.6 is 12% of ?
  26. 26.75% of a number is 57. What is the number?
  27. 27.13 is 25% of ?
  28. 28.5% of a number is 5. What is the number?
  29. 29.112 is 50% of ?
  30. 30.Rohan spent ₹126, which is 40% of the pocket money. How much pocket money did Rohan have, in rupees?
  31. 31.60% of a number is 156. What is the number?
  32. 32.87 is 75% of ?
  33. 33.21 is 10% of ?
  34. 34.40% of a number is 66. What is the number?
  35. 35.Dev spent ₹120, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  36. 36.Rohan spent ₹18, which is 60% of the pocket money. How much pocket money did Rohan have, in rupees?
  37. 37.96 is 80% of ?
  38. 38.Rohan spent ₹69, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.Kabir spent ₹6, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.19 is 5% of ?

Answer key

  1. 225
  2. 160
  3. 180
  4. 300
  5. 280
  6. 255
  7. 398
  8. 170
  9. 130
  10. 150
  11. 132
  12. 80
  13. 175
  14. 138
  15. 150
  16. 30
  17. 375
  18. 325
  19. 40
  20. 140
  21. 200
  22. 175
  23. 55
  24. 36
  25. 50
  26. 76
  27. 52
  28. 100
  29. 224
  30. 315
  31. 260
  32. 116
  33. 210
  34. 165
  35. 150
  36. 30
  37. 120
  38. 276
  39. 30
  40. 380

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