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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 927 · 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. 1.17 is 5% of ?
  2. 2.167 is 50% of ?
  3. 3.75% of a number is 138. What is the number?
  4. 4.Arjun spent ₹30, which is 75% of the pocket money. How much pocket money did Arjun have, in rupees?
  5. 5.30% of a number is 24. What is the number?
  6. 6.Ishaan spent ₹63, which is 60% of the pocket money. How much pocket money did Ishaan have, in rupees?
  7. 7.216 is 60% of ?
  8. 8.75% of a number is 126. What is the number?
  9. 9.20 is 40% of ?
  10. 10.90 is 30% of ?
  11. 11.Meera spent ₹8, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  12. 12.20 is 10% of ?
  13. 13.Meera spent ₹99, which is 60% of the pocket money. How much pocket money did Meera have, in rupees?
  14. 14.75% of a number is 219. What is the number?
  15. 15.12 is 15% of ?
  16. 16.45 is 12% of ?
  17. 17.50% of a number is 39. What is the number?
  18. 18.Arjun spent ₹32, which is 40% of the pocket money. How much pocket money did Arjun have, in rupees?
  19. 19.15% of a number is 18. What is the number?
  20. 20.Arjun spent ₹57, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.30% of a number is 9. What is the number?
  22. 22.Anaya spent ₹126, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  23. 23.33 is 12% of ?
  24. 24.40% of a number is 10. What is the number?
  25. 25.15% of a number is 60. What is the number?
  26. 26.40 is 40% of ?
  27. 27.Rohan spent ₹15, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  28. 28.5 is 5% of ?
  29. 29.174 is 60% of ?
  30. 30.18 is 20% of ?
  31. 31.69 is 25% of ?
  32. 32.Aarav spent ₹80, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.80% of a number is 100. What is the number?
  34. 34.37 is 20% of ?
  35. 35.20% of a number is 80. What is the number?
  36. 36.96 is 25% of ?
  37. 37.15 is 75% of ?
  38. 38.5 is 10% of ?
  39. 39.Aarav spent ₹26, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  40. 40.169 is 50% of ?

Answer key

  1. 340
  2. 334
  3. 184
  4. 40
  5. 80
  6. 105
  7. 360
  8. 168
  9. 50
  10. 300
  11. 32
  12. 200
  13. 165
  14. 292
  15. 80
  16. 375
  17. 78
  18. 80
  19. 120
  20. 228
  21. 30
  22. 168
  23. 275
  24. 25
  25. 400
  26. 100
  27. 50
  28. 100
  29. 290
  30. 90
  31. 276
  32. 400
  33. 125
  34. 185
  35. 400
  36. 384
  37. 20
  38. 50
  39. 104
  40. 338

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