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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 546 · 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. 1.60% of a number is 111. What is the number?
  2. 2.50% of a number is 3. What is the number?
  3. 3.3 is 75% of ?
  4. 4.30% of a number is 45. What is the number?
  5. 5.80% of a number is 12. What is the number?
  6. 6.10% of a number is 22. What is the number?
  7. 7.Arjun spent ₹74, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  8. 8.39 is 25% of ?
  9. 9.29 is 10% of ?
  10. 10.50% of a number is 111. What is the number?
  11. 11.75% of a number is 72. What is the number?
  12. 12.30 is 60% of ?
  13. 13.128 is 80% of ?
  14. 14.12 is 12% of ?
  15. 15.3 is 5% of ?
  16. 16.5% of a number is 17. What is the number?
  17. 17.Aarav spent ₹219, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  18. 18.Anaya spent ₹60, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.Diya spent ₹28, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  20. 20.6 is 20% of ?
  21. 21.Isha spent ₹22, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  22. 22.Riya spent ₹36, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  23. 23.25% of a number is 33. What is the number?
  24. 24.84 is 30% of ?
  25. 25.Dev spent ₹105, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  26. 26.92 is 40% of ?
  27. 27.18 is 30% of ?
  28. 28.12% of a number is 9. What is the number?
  29. 29.8 is 5% of ?
  30. 30.30% of a number is 66. What is the number?
  31. 31.18 is 15% of ?
  32. 32.15 is 12% of ?
  33. 33.Anaya spent ₹48, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  34. 34.30% of a number is 75. What is the number?
  35. 35.3 is 15% of ?
  36. 36.10% of a number is 16. What is the number?
  37. 37.Rohan spent ₹120, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  38. 38.Anaya spent ₹195, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.3 is 12% of ?
  40. 40.42 is 15% of ?

Answer key

  1. 185
  2. 6
  3. 4
  4. 150
  5. 15
  6. 220
  7. 185
  8. 156
  9. 290
  10. 222
  11. 96
  12. 50
  13. 160
  14. 100
  15. 60
  16. 340
  17. 292
  18. 240
  19. 140
  20. 30
  21. 220
  22. 300
  23. 132
  24. 280
  25. 350
  26. 230
  27. 60
  28. 75
  29. 160
  30. 220
  31. 120
  32. 125
  33. 400
  34. 250
  35. 20
  36. 160
  37. 150
  38. 260
  39. 25
  40. 280

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