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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 53 · 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. 1.50% of a number is 124. What is the number?
  2. 2.117 is 75% of ?
  3. 3.5% of a number is 6. What is the number?
  4. 4.30% of a number is 60. What is the number?
  5. 5.99 is 30% of ?
  6. 6.64 is 40% of ?
  7. 7.42 is 20% of ?
  8. 8.Ishaan spent ₹105, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  9. 9.Dev spent ₹320, which is 80% of the pocket money. How much pocket money did Dev have, in rupees?
  10. 10.96 is 80% of ?
  11. 11.12% of a number is 9. What is the number?
  12. 12.30% of a number is 12. What is the number?
  13. 13.15 is 15% of ?
  14. 14.25% of a number is 39. What is the number?
  15. 15.80% of a number is 64. What is the number?
  16. 16.42 is 30% of ?
  17. 17.Riya spent ₹145, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  18. 18.10% of a number is 15. What is the number?
  19. 19.27 is 15% of ?
  20. 20.162 is 60% of ?
  21. 21.25% of a number is 47. What is the number?
  22. 22.18 is 15% of ?
  23. 23.37 is 25% of ?
  24. 24.Ishaan spent ₹6, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.50% of a number is 148. What is the number?
  26. 26.Riya spent ₹21, which is 12% of the pocket money. How much pocket money did Riya have, in rupees?
  27. 27.Sara spent ₹19, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  28. 28.76 is 40% of ?
  29. 29.Meera spent ₹54, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  30. 30.5% of a number is 20. What is the number?
  31. 31.Meera spent ₹26, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  32. 32.Riya spent ₹21, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  33. 33.15% of a number is 60. What is the number?
  34. 34.50% of a number is 151. What is the number?
  35. 35.Arjun spent ₹111, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  36. 36.25% of a number is 50. What is the number?
  37. 37.10% of a number is 17. What is the number?
  38. 38.Kabir spent ₹81, which is 60% of the pocket money. How much pocket money did Kabir have, in rupees?
  39. 39.27 is 30% of ?
  40. 40.Diya spent ₹46, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 248
  2. 156
  3. 120
  4. 200
  5. 330
  6. 160
  7. 210
  8. 175
  9. 400
  10. 120
  11. 75
  12. 40
  13. 100
  14. 156
  15. 80
  16. 140
  17. 290
  18. 150
  19. 180
  20. 270
  21. 188
  22. 120
  23. 148
  24. 50
  25. 296
  26. 175
  27. 190
  28. 190
  29. 135
  30. 400
  31. 104
  32. 70
  33. 400
  34. 302
  35. 370
  36. 200
  37. 170
  38. 135
  39. 90
  40. 115

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