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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 302 · 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. 1.16 is 5% of ?
  2. 2.66 is 60% of ?
  3. 3.60% of a number is 192. What is the number?
  4. 4.75% of a number is 174. What is the number?
  5. 5.25% of a number is 8. What is the number?
  6. 6.Anaya spent ₹8, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  7. 7.Meera spent ₹42, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  8. 8.25% of a number is 93. What is the number?
  9. 9.12% of a number is 45. What is the number?
  10. 10.30% of a number is 93. What is the number?
  11. 11.Sara spent ₹19, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.256 is 80% of ?
  13. 13.Anaya spent ₹4, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  14. 14.10% of a number is 20. What is the number?
  15. 15.71 is 50% of ?
  16. 16.8 is 10% of ?
  17. 17.5% of a number is 10. What is the number?
  18. 18.129 is 75% of ?
  19. 19.50% of a number is 138. What is the number?
  20. 20.66 is 30% of ?
  21. 21.12 is 15% of ?
  22. 22.28 is 10% of ?
  23. 23.Anaya spent ₹60, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  24. 24.75% of a number is 114. What is the number?
  25. 25.6 is 10% of ?
  26. 26.Diya spent ₹87, which is 60% of the pocket money. How much pocket money did Diya have, in rupees?
  27. 27.20% of a number is 79. What is the number?
  28. 28.Sara spent ₹136, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  29. 29.66 is 25% of ?
  30. 30.11 is 10% of ?
  31. 31.20% of a number is 4. What is the number?
  32. 32.57 is 30% of ?
  33. 33.24 is 15% of ?
  34. 34.Aarav spent ₹122, which is 40% of the pocket money. How much pocket money did Aarav have, in rupees?
  35. 35.Riya spent ₹147, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  36. 36.Rohan spent ₹24, which is 80% of the pocket money. How much pocket money did Rohan have, in rupees?
  37. 37.Anaya spent ₹15, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  38. 38.20% of a number is 7. What is the number?
  39. 39.75% of a number is 21. What is the number?
  40. 40.50% of a number is 148. What is the number?

Answer key

  1. 320
  2. 110
  3. 320
  4. 232
  5. 32
  6. 80
  7. 168
  8. 372
  9. 375
  10. 310
  11. 380
  12. 320
  13. 80
  14. 200
  15. 142
  16. 80
  17. 200
  18. 172
  19. 276
  20. 220
  21. 80
  22. 280
  23. 200
  24. 152
  25. 60
  26. 145
  27. 395
  28. 170
  29. 264
  30. 110
  31. 20
  32. 190
  33. 160
  34. 305
  35. 245
  36. 30
  37. 50
  38. 35
  39. 28
  40. 296

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