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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 179 · 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. 1.30% of a number is 30. What is the number?
  2. 2.2 is 5% of ?
  3. 3.268 is 80% of ?
  4. 4.80% of a number is 132. What is the number?
  5. 5.50% of a number is 91. What is the number?
  6. 6.10% of a number is 29. What is the number?
  7. 7.24 is 12% of ?
  8. 8.96 is 40% of ?
  9. 9.9 is 25% of ?
  10. 10.165 is 50% of ?
  11. 11.Sara spent ₹36, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  12. 12.Rohan spent ₹66, which is 30% of the pocket money. How much pocket money did Rohan have, in rupees?
  13. 13.Isha spent ₹48, which is 12% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.20% of a number is 13. What is the number?
  15. 15.13 is 25% of ?
  16. 16.213 is 60% of ?
  17. 17.5% of a number is 6. What is the number?
  18. 18.80% of a number is 288. What is the number?
  19. 19.Aarav spent ₹13, which is 5% of the pocket money. How much pocket money did Aarav have, in rupees?
  20. 20.219 is 75% of ?
  21. 21.30% of a number is 75. What is the number?
  22. 22.20% of a number is 10. What is the number?
  23. 23.80% of a number is 320. What is the number?
  24. 24.71 is 25% of ?
  25. 25.Isha spent ₹16, which is 5% of the pocket money. How much pocket money did Isha have, in rupees?
  26. 26.56 is 40% of ?
  27. 27.Anaya spent ₹120, which is 60% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.27 is 15% of ?
  29. 29.Arjun spent ₹67, which is 25% of the pocket money. How much pocket money did Arjun have, in rupees?
  30. 30.84 is 25% of ?
  31. 31.Arjun spent ₹189, which is 60% of the pocket money. How much pocket money did Arjun have, in rupees?
  32. 32.Riya spent ₹24, which is 50% of the pocket money. How much pocket money did Riya have, in rupees?
  33. 33.280 is 80% of ?
  34. 34.20% of a number is 40. What is the number?
  35. 35.30% of a number is 57. What is the number?
  36. 36.Ishaan spent ₹33, which is 15% of the pocket money. How much pocket money did Ishaan have, in rupees?
  37. 37.Kabir spent ₹37, which is 25% of the pocket money. How much pocket money did Kabir have, in rupees?
  38. 38.30% of a number is 69. What is the number?
  39. 39.Dev spent ₹49, which is 20% of the pocket money. How much pocket money did Dev have, in rupees?
  40. 40.36 is 20% of ?

Answer key

  1. 100
  2. 40
  3. 335
  4. 165
  5. 182
  6. 290
  7. 200
  8. 240
  9. 36
  10. 330
  11. 240
  12. 220
  13. 400
  14. 65
  15. 52
  16. 355
  17. 120
  18. 360
  19. 260
  20. 292
  21. 250
  22. 50
  23. 400
  24. 284
  25. 320
  26. 140
  27. 200
  28. 180
  29. 268
  30. 336
  31. 315
  32. 48
  33. 350
  34. 200
  35. 190
  36. 220
  37. 148
  38. 230
  39. 245
  40. 180

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