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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 444 · 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. 1.40% of a number is 78. What is the number?
  2. 2.25% of a number is 95. What is the number?
  3. 3.273 is 75% of ?
  4. 4.196 is 80% of ?
  5. 5.25% of a number is 90. What is the number?
  6. 6.Aarav spent ₹45, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  7. 7.Anaya spent ₹96, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  8. 8.Riya spent ₹255, which is 75% of the pocket money. How much pocket money did Riya have, in rupees?
  9. 9.219 is 60% of ?
  10. 10.Kabir spent ₹22, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  11. 11.39 is 10% of ?
  12. 12.39 is 15% of ?
  13. 13.39 is 30% of ?
  14. 14.12% of a number is 9. What is the number?
  15. 15.Anaya spent ₹168, which is 80% of the pocket money. How much pocket money did Anaya have, in rupees?
  16. 16.75% of a number is 153. What is the number?
  17. 17.20% of a number is 44. What is the number?
  18. 18.Diya spent ₹54, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  19. 19.46 is 25% of ?
  20. 20.21 is 30% of ?
  21. 21.12% of a number is 6. What is the number?
  22. 22.Sara spent ₹153, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  23. 23.Meera spent ₹18, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  24. 24.25% of a number is 9. What is the number?
  25. 25.10% of a number is 28. What is the number?
  26. 26.20% of a number is 79. What is the number?
  27. 27.Meera spent ₹18, which is 12% of the pocket money. How much pocket money did Meera have, in rupees?
  28. 28.100 is 80% of ?
  29. 29.10% of a number is 5. What is the number?
  30. 30.Diya spent ₹18, which is 30% of the pocket money. How much pocket money did Diya have, in rupees?
  31. 31.69 is 20% of ?
  32. 32.Aarav spent ₹31, which is 20% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Isha spent ₹26, which is 25% of the pocket money. How much pocket money did Isha have, in rupees?
  34. 34.20% of a number is 31. What is the number?
  35. 35.Isha spent ₹59, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  36. 36.Kabir spent ₹11, which is 5% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.105 is 30% of ?
  38. 38.12% of a number is 42. What is the number?
  39. 39.Dev spent ₹9, which is 10% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.30 is 20% of ?

Answer key

  1. 195
  2. 380
  3. 364
  4. 245
  5. 360
  6. 225
  7. 320
  8. 340
  9. 365
  10. 110
  11. 390
  12. 260
  13. 130
  14. 75
  15. 210
  16. 204
  17. 220
  18. 180
  19. 184
  20. 70
  21. 50
  22. 306
  23. 120
  24. 36
  25. 280
  26. 395
  27. 150
  28. 125
  29. 50
  30. 60
  31. 345
  32. 155
  33. 104
  34. 155
  35. 295
  36. 220
  37. 350
  38. 350
  39. 90
  40. 150

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