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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 314 · 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 ₹4, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  2. 2.Kabir spent ₹147, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.Diya spent ₹7, which is 5% of the pocket money. How much pocket money did Diya have, in rupees?
  4. 4.Diya spent ₹8, which is 25% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.20% of a number is 25. What is the number?
  6. 6.Dev spent ₹23, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  7. 7.32 is 25% of ?
  8. 8.42 is 12% of ?
  9. 9.40% of a number is 98. What is the number?
  10. 10.50% of a number is 18. What is the number?
  11. 11.30% of a number is 114. What is the number?
  12. 12.12% of a number is 9. What is the number?
  13. 13.80% of a number is 132. What is the number?
  14. 14.20% of a number is 10. What is the number?
  15. 15.80 is 40% of ?
  16. 16.Ishaan spent ₹130, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.30% of a number is 54. What is the number?
  18. 18.10% of a number is 27. What is the number?
  19. 19.40 is 40% of ?
  20. 20.17 is 10% of ?
  21. 21.48 is 15% of ?
  22. 22.Sara spent ₹39, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.75% of a number is 66. What is the number?
  24. 24.10% of a number is 12. What is the number?
  25. 25.40% of a number is 54. What is the number?
  26. 26.10% of a number is 17. What is the number?
  27. 27.Diya spent ₹11, which is 10% of the pocket money. How much pocket money did Diya have, in rupees?
  28. 28.Anaya spent ₹3, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  29. 29.Dev spent ₹92, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  30. 30.Dev spent ₹81, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  31. 31.60% of a number is 177. What is the number?
  32. 32.Kabir spent ₹36, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.46 is 50% of ?
  34. 34.40% of a number is 2. What is the number?
  35. 35.12 is 12% of ?
  36. 36.285 is 75% of ?
  37. 37.10% of a number is 16. What is the number?
  38. 38.Ishaan spent ₹9, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.40% of a number is 62. What is the number?
  40. 40.33 is 15% of ?

Answer key

  1. 80
  2. 245
  3. 140
  4. 32
  5. 125
  6. 230
  7. 128
  8. 350
  9. 245
  10. 36
  11. 380
  12. 75
  13. 165
  14. 50
  15. 200
  16. 260
  17. 180
  18. 270
  19. 100
  20. 170
  21. 320
  22. 390
  23. 88
  24. 120
  25. 135
  26. 170
  27. 110
  28. 20
  29. 115
  30. 324
  31. 295
  32. 300
  33. 92
  34. 5
  35. 100
  36. 380
  37. 160
  38. 60
  39. 155
  40. 220

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