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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 501 · 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. 1.25% of a number is 88. What is the number?
  2. 2.Meera spent ₹33, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  3. 3.88 is 40% of ?
  4. 4.Dev spent ₹24, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?
  5. 5.30% of a number is 93. What is the number?
  6. 6.136 is 80% of ?
  7. 7.Ishaan spent ₹3, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  8. 8.Meera spent ₹4, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.20% of a number is 40. What is the number?
  10. 10.Aarav spent ₹14, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  11. 11.Aarav spent ₹42, which is 75% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.60% of a number is 138. What is the number?
  13. 13.Ishaan spent ₹30, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  14. 14.25% of a number is 22. What is the number?
  15. 15.10% of a number is 3. What is the number?
  16. 16.Dev spent ₹22, which is 25% of the pocket money. How much pocket money did Dev have, in rupees?
  17. 17.30% of a number is 27. What is the number?
  18. 18.15% of a number is 39. What is the number?
  19. 19.Dev spent ₹237, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  20. 20.75% of a number is 255. What is the number?
  21. 21.50% of a number is 129. What is the number?
  22. 22.12% of a number is 39. What is the number?
  23. 23.Isha spent ₹49, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  24. 24.Anaya spent ₹231, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  25. 25.75% of a number is 249. What is the number?
  26. 26.10 is 10% of ?
  27. 27.27 is 75% of ?
  28. 28.50% of a number is 200. What is the number?
  29. 29.66 is 30% of ?
  30. 30.Kabir spent ₹12, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  31. 31.50% of a number is 124. What is the number?
  32. 32.Meera spent ₹130, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  33. 33.40% of a number is 116. What is the number?
  34. 34.Ishaan spent ₹13, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  35. 35.3 is 25% of ?
  36. 36.3 is 75% of ?
  37. 37.111 is 50% of ?
  38. 38.22 is 10% of ?
  39. 39.36 is 50% of ?
  40. 40.50% of a number is 87. What is the number?

Answer key

  1. 352
  2. 275
  3. 220
  4. 80
  5. 310
  6. 170
  7. 60
  8. 20
  9. 200
  10. 280
  11. 56
  12. 230
  13. 250
  14. 88
  15. 30
  16. 88
  17. 90
  18. 260
  19. 395
  20. 340
  21. 258
  22. 325
  23. 98
  24. 385
  25. 332
  26. 100
  27. 36
  28. 400
  29. 220
  30. 240
  31. 248
  32. 325
  33. 290
  34. 260
  35. 12
  36. 4
  37. 222
  38. 220
  39. 72
  40. 174

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