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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 577 · 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. 1.219 is 60% of ?
  2. 2.Sara spent ₹320, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  3. 3.12% of a number is 3. What is the number?
  4. 4.Rohan spent ₹111, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  5. 5.Riya spent ₹28, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  6. 6.80% of a number is 292. What is the number?
  7. 7.3 is 10% of ?
  8. 8.234 is 75% of ?
  9. 9.30% of a number is 57. What is the number?
  10. 10.138 is 60% of ?
  11. 11.75% of a number is 150. What is the number?
  12. 12.246 is 75% of ?
  13. 13.Isha spent ₹308, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.78 is 60% of ?
  15. 15.5% of a number is 18. What is the number?
  16. 16.66 is 60% of ?
  17. 17.69 is 75% of ?
  18. 18.60% of a number is 63. What is the number?
  19. 19.16 is 80% of ?
  20. 20.16 is 5% of ?
  21. 21.60 is 80% of ?
  22. 22.60% of a number is 231. What is the number?
  23. 23.Rohan spent ₹285, which is 75% of the pocket money. How much pocket money did Rohan have, in rupees?
  24. 24.Riya spent ₹24, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  25. 25.21 is 25% of ?
  26. 26.146 is 50% of ?
  27. 27.90 is 30% of ?
  28. 28.80 is 80% of ?
  29. 29.Sara spent ₹180, which is 60% of the pocket money. How much pocket money did Sara have, in rupees?
  30. 30.164 is 80% of ?
  31. 31.30% of a number is 90. What is the number?
  32. 32.56 is 50% of ?
  33. 33.56 is 25% of ?
  34. 34.80% of a number is 132. What is the number?
  35. 35.Diya spent ₹37, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  36. 36.50% of a number is 182. What is the number?
  37. 37.30% of a number is 45. What is the number?
  38. 38.10% of a number is 28. What is the number?
  39. 39.75% of a number is 144. What is the number?
  40. 40.25 is 25% of ?

Answer key

  1. 365
  2. 400
  3. 25
  4. 148
  5. 112
  6. 365
  7. 30
  8. 312
  9. 190
  10. 230
  11. 200
  12. 328
  13. 385
  14. 130
  15. 360
  16. 110
  17. 92
  18. 105
  19. 20
  20. 320
  21. 75
  22. 385
  23. 380
  24. 160
  25. 84
  26. 292
  27. 300
  28. 100
  29. 300
  30. 205
  31. 300
  32. 112
  33. 224
  34. 165
  35. 148
  36. 364
  37. 150
  38. 280
  39. 192
  40. 100

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage