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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 435 · 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. 1.11 is 20% of ?
  2. 2.60% of a number is 3. What is the number?
  3. 3.Kabir spent ₹24, which is 10% of the pocket money. How much pocket money did Kabir have, in rupees?
  4. 4.5% of a number is 20. What is the number?
  5. 5.92 is 80% of ?
  6. 6.Arjun spent ₹3, which is 15% of the pocket money. How much pocket money did Arjun have, in rupees?
  7. 7.Meera spent ₹25, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.5% of a number is 17. What is the number?
  9. 9.Arjun spent ₹102, which is 30% of the pocket money. How much pocket money did Arjun have, in rupees?
  10. 10.Kabir spent ₹34, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.Riya spent ₹18, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.12% of a number is 39. What is the number?
  13. 13.Dev spent ₹2, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  14. 14.75% of a number is 231. What is the number?
  15. 15.Arjun spent ₹162, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  16. 16.25% of a number is 53. What is the number?
  17. 17.80% of a number is 128. What is the number?
  18. 18.50% of a number is 140. What is the number?
  19. 19.Meera spent ₹33, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  20. 20.31 is 25% of ?
  21. 21.30 is 30% of ?
  22. 22.20 is 10% of ?
  23. 23.Riya spent ₹6, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  24. 24.Isha spent ₹125, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  25. 25.50 is 40% of ?
  26. 26.9 is 15% of ?
  27. 27.Ishaan spent ₹19, which is 10% of the pocket money. How much pocket money did Ishaan have, in rupees?
  28. 28.35 is 20% of ?
  29. 29.60% of a number is 165. What is the number?
  30. 30.Sara spent ₹1, which is 20% of the pocket money. How much pocket money did Sara have, in rupees?
  31. 31.10% of a number is 1. What is the number?
  32. 32.25% of a number is 35. What is the number?
  33. 33.48 is 12% of ?
  34. 34.Aarav spent ₹20, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.81 is 60% of ?
  36. 36.12% of a number is 15. What is the number?
  37. 37.12 is 10% of ?
  38. 38.44 is 80% of ?
  39. 39.129 is 60% of ?
  40. 40.Anaya spent ₹68, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?

Answer key

  1. 55
  2. 5
  3. 240
  4. 400
  5. 115
  6. 20
  7. 100
  8. 340
  9. 340
  10. 85
  11. 72
  12. 325
  13. 8
  14. 308
  15. 216
  16. 212
  17. 160
  18. 280
  19. 275
  20. 124
  21. 100
  22. 200
  23. 10
  24. 250
  25. 125
  26. 60
  27. 190
  28. 175
  29. 275
  30. 5
  31. 10
  32. 140
  33. 400
  34. 100
  35. 135
  36. 125
  37. 120
  38. 55
  39. 215
  40. 85

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