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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 366 · 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. 1.5% of a number is 16. What is the number?
  2. 2.Kabir spent ₹15, which is 30% of the pocket money. How much pocket money did Kabir have, in rupees?
  3. 3.189 is 60% of ?
  4. 4.88 is 25% of ?
  5. 5.Rohan spent ₹48, which is 15% of the pocket money. How much pocket money did Rohan have, in rupees?
  6. 6.Isha spent ₹24, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  7. 7.252 is 75% of ?
  8. 8.49 is 25% of ?
  9. 9.20% of a number is 60. What is the number?
  10. 10.50% of a number is 161. What is the number?
  11. 11.10% of a number is 38. What is the number?
  12. 12.48 is 12% of ?
  13. 13.Diya spent ₹58, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  14. 14.Ishaan spent ₹137, which is 50% of the pocket money. How much pocket money did Ishaan have, in rupees?
  15. 15.5% of a number is 20. What is the number?
  16. 16.40% of a number is 118. What is the number?
  17. 17.153 is 60% of ?
  18. 18.36 is 20% of ?
  19. 19.Isha spent ₹39, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  20. 20.140 is 80% of ?
  21. 21.10% of a number is 40. What is the number?
  22. 22.99 is 30% of ?
  23. 23.10% of a number is 11. What is the number?
  24. 24.Anaya spent ₹13, which is 10% of the pocket money. How much pocket money did Anaya have, in rupees?
  25. 25.56 is 80% of ?
  26. 26.68 is 20% of ?
  27. 27.18 is 12% of ?
  28. 28.64 is 80% of ?
  29. 29.Diya spent ₹56, which is 40% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.Isha spent ₹42, which is 15% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.Kabir spent ₹2, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  32. 32.50% of a number is 45. What is the number?
  33. 33.117 is 60% of ?
  34. 34.Dev spent ₹45, which is 60% of the pocket money. How much pocket money did Dev have, in rupees?
  35. 35.Arjun spent ₹35, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  36. 36.219 is 60% of ?
  37. 37.Ishaan spent ₹2, which is 25% of the pocket money. How much pocket money did Ishaan have, in rupees?
  38. 38.Rohan spent ₹119, which is 50% of the pocket money. How much pocket money did Rohan have, in rupees?
  39. 39.25% of a number is 89. What is the number?
  40. 40.54 is 15% of ?

Answer key

  1. 320
  2. 50
  3. 315
  4. 352
  5. 320
  6. 240
  7. 336
  8. 196
  9. 300
  10. 322
  11. 380
  12. 400
  13. 290
  14. 274
  15. 400
  16. 295
  17. 255
  18. 180
  19. 325
  20. 175
  21. 400
  22. 330
  23. 110
  24. 130
  25. 70
  26. 340
  27. 150
  28. 80
  29. 140
  30. 280
  31. 8
  32. 90
  33. 195
  34. 75
  35. 140
  36. 365
  37. 8
  38. 238
  39. 356
  40. 360

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage