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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 837 · 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 91. What is the number?
  2. 2.10% of a number is 35. What is the number?
  3. 3.Riya spent ₹90, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  4. 4.41 is 20% of ?
  5. 5.25% of a number is 37. What is the number?
  6. 6.16 is 25% of ?
  7. 7.20 is 20% of ?
  8. 8.Aarav spent ₹21, which is 15% of the pocket money. How much pocket money did Aarav have, in rupees?
  9. 9.Diya spent ₹30, which is 15% of the pocket money. How much pocket money did Diya have, in rupees?
  10. 10.50% of a number is 69. What is the number?
  11. 11.26 is 25% of ?
  12. 12.50% of a number is 116. What is the number?
  13. 13.20% of a number is 60. What is the number?
  14. 14.Riya spent ₹14, which is 5% of the pocket money. How much pocket money did Riya have, in rupees?
  15. 15.80% of a number is 40. What is the number?
  16. 16.Ishaan spent ₹18, which is 5% of the pocket money. How much pocket money did Ishaan have, in rupees?
  17. 17.50 is 25% of ?
  18. 18.56 is 20% of ?
  19. 19.60% of a number is 192. What is the number?
  20. 20.50% of a number is 149. What is the number?
  21. 21.30% of a number is 3. What is the number?
  22. 22.279 is 75% of ?
  23. 23.72 is 25% of ?
  24. 24.Arjun spent ₹64, which is 20% of the pocket money. How much pocket money did Arjun have, in rupees?
  25. 25.10% of a number is 14. What is the number?
  26. 26.75% of a number is 57. What is the number?
  27. 27.15% of a number is 51. What is the number?
  28. 28.40% of a number is 46. What is the number?
  29. 29.Riya spent ₹63, which is 60% of the pocket money. How much pocket money did Riya have, in rupees?
  30. 30.20 is 5% of ?
  31. 31.75% of a number is 231. What is the number?
  32. 32.142 is 40% of ?
  33. 33.25% of a number is 83. What is the number?
  34. 34.5% of a number is 18. What is the number?
  35. 35.Meera spent ₹42, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  36. 36.Anaya spent ₹219, which is 75% of the pocket money. How much pocket money did Anaya have, in rupees?
  37. 37.22 is 10% of ?
  38. 38.255 is 75% of ?
  39. 39.75% of a number is 39. What is the number?
  40. 40.Dev spent ₹93, which is 30% of the pocket money. How much pocket money did Dev have, in rupees?

Answer key

  1. 364
  2. 350
  3. 300
  4. 205
  5. 148
  6. 64
  7. 100
  8. 140
  9. 200
  10. 138
  11. 104
  12. 232
  13. 300
  14. 280
  15. 50
  16. 360
  17. 200
  18. 280
  19. 320
  20. 298
  21. 10
  22. 372
  23. 288
  24. 320
  25. 140
  26. 76
  27. 340
  28. 115
  29. 105
  30. 400
  31. 308
  32. 355
  33. 332
  34. 360
  35. 280
  36. 292
  37. 220
  38. 340
  39. 52
  40. 310

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