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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 426 · 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. 1.41 is 20% of ?
  2. 2.74 is 25% of ?
  3. 3.3 is 12% of ?
  4. 4.80% of a number is 320. What is the number?
  5. 5.Anaya spent ₹17, which is 5% of the pocket money. How much pocket money did Anaya have, in rupees?
  6. 6.Isha spent ₹244, which is 80% of the pocket money. How much pocket money did Isha have, in rupees?
  7. 7.12 is 12% of ?
  8. 8.12% of a number is 42. What is the number?
  9. 9.25% of a number is 37. What is the number?
  10. 10.20% of a number is 24. What is the number?
  11. 11.Aarav spent ₹39, which is 25% of the pocket money. How much pocket money did Aarav have, in rupees?
  12. 12.50% of a number is 45. What is the number?
  13. 13.Isha spent ₹222, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.60% of a number is 129. What is the number?
  15. 15.204 is 60% of ?
  16. 16.Anaya spent ₹63, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  17. 17.142 is 40% of ?
  18. 18.Ishaan spent ₹5, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  19. 19.75% of a number is 213. What is the number?
  20. 20.48 is 15% of ?
  21. 21.26 is 10% of ?
  22. 22.60% of a number is 117. What is the number?
  23. 23.Ishaan spent ₹27, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  24. 24.Meera spent ₹21, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  25. 25.Arjun spent ₹69, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  26. 26.75% of a number is 144. What is the number?
  27. 27.288 is 75% of ?
  28. 28.Isha spent ₹51, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  29. 29.110 is 40% of ?
  30. 30.Anaya spent ₹48, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  31. 31.3 is 30% of ?
  32. 32.Kabir spent ₹12, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  33. 33.Meera spent ₹66, which is 30% of the pocket money. How much pocket money did Meera have, in rupees?
  34. 34.210 is 75% of ?
  35. 35.20% of a number is 37. What is the number?
  36. 36.Kabir spent ₹9, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.15% of a number is 30. What is the number?
  38. 38.Ishaan spent ₹1, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  39. 39.25% of a number is 72. What is the number?
  40. 40.64 is 25% of ?

Answer key

  1. 205
  2. 296
  3. 25
  4. 400
  5. 340
  6. 305
  7. 100
  8. 350
  9. 148
  10. 120
  11. 156
  12. 90
  13. 370
  14. 215
  15. 340
  16. 252
  17. 355
  18. 100
  19. 284
  20. 320
  21. 260
  22. 195
  23. 54
  24. 105
  25. 276
  26. 192
  27. 384
  28. 340
  29. 275
  30. 400
  31. 10
  32. 80
  33. 220
  34. 280
  35. 185
  36. 45
  37. 200
  38. 20
  39. 288
  40. 256

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