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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 156 · 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. 1.80% of a number is 204. What is the number?
  2. 2.Sara spent ₹21, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  3. 3.23 is 10% of ?
  4. 4.77 is 50% of ?
  5. 5.72 is 20% of ?
  6. 6.Riya spent ₹1, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  7. 7.Anaya spent ₹99, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  8. 8.40% of a number is 80. What is the number?
  9. 9.20% of a number is 67. What is the number?
  10. 10.10% of a number is 4. What is the number?
  11. 11.Kabir spent ₹240, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  12. 12.Riya spent ₹100, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  13. 13.10% of a number is 9. What is the number?
  14. 14.Ishaan spent ₹174, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  15. 15.15% of a number is 54. What is the number?
  16. 16.3 is 12% of ?
  17. 17.75% of a number is 9. What is the number?
  18. 18.150 is 50% of ?
  19. 19.80% of a number is 112. What is the number?
  20. 20.25% of a number is 75. What is the number?
  21. 21.32 is 10% of ?
  22. 22.Aarav spent ₹9, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  23. 23.75% of a number is 132. What is the number?
  24. 24.Diya spent ₹26, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  25. 25.24 is 75% of ?
  26. 26.60% of a number is 3. What is the number?
  27. 27.25 is 20% of ?
  28. 28.Meera spent ₹30, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  29. 29.64 is 40% of ?
  30. 30.10 is 5% of ?
  31. 31.12% of a number is 36. What is the number?
  32. 32.12% of a number is 45. What is the number?
  33. 33.40% of a number is 20. What is the number?
  34. 34.10% of a number is 37. What is the number?
  35. 35.2 is 20% of ?
  36. 36.268 is 80% of ?
  37. 37.201 is 60% of ?
  38. 38.14 is 20% of ?
  39. 39.12% of a number is 48. What is the number?
  40. 40.60% of a number is 204. What is the number?

Answer key

  1. 255
  2. 175
  3. 230
  4. 154
  5. 360
  6. 20
  7. 165
  8. 200
  9. 335
  10. 40
  11. 400
  12. 250
  13. 90
  14. 290
  15. 360
  16. 25
  17. 12
  18. 300
  19. 140
  20. 300
  21. 320
  22. 180
  23. 176
  24. 130
  25. 32
  26. 5
  27. 125
  28. 75
  29. 160
  30. 200
  31. 300
  32. 375
  33. 50
  34. 370
  35. 10
  36. 335
  37. 335
  38. 70
  39. 400
  40. 340

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