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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 667 · 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 96. What is the number?
  2. 2.30% of a number is 69. What is the number?
  3. 3.208 is 80% of ?
  4. 4.156 is 80% of ?
  5. 5.75% of a number is 12. What is the number?
  6. 6.25% of a number is 89. What is the number?
  7. 7.50% of a number is 169. What is the number?
  8. 8.64 is 40% of ?
  9. 9.22 is 40% of ?
  10. 10.72 is 25% of ?
  11. 11.40% of a number is 12. What is the number?
  12. 12.Diya spent ₹12, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  13. 13.Sara spent ₹8, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.80% of a number is 180. What is the number?
  15. 15.60% of a number is 192. What is the number?
  16. 16.18 is 20% of ?
  17. 17.50% of a number is 42. What is the number?
  18. 18.30% of a number is 90. What is the number?
  19. 19.25% of a number is 75. What is the number?
  20. 20.Arjun spent ₹1, which is 5% of the pocket money. How much pocket money did Arjun have, in rupees?
  21. 21.54 is 15% of ?
  22. 22.180 is 60% of ?
  23. 23.50% of a number is 143. What is the number?
  24. 24.Ishaan spent ₹69, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  25. 25.50% of a number is 101. What is the number?
  26. 26.30% of a number is 33. What is the number?
  27. 27.12% of a number is 30. What is the number?
  28. 28.Isha spent ₹114, which is 60% of the pocket money. How much pocket money did Isha have, in rupees?
  29. 29.Ishaan spent ₹24, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  30. 30.Sara spent ₹3, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  31. 31.40% of a number is 26. What is the number?
  32. 32.Isha spent ₹57, which is 50% of the pocket money. How much pocket money did Isha have, in rupees?
  33. 33.225 is 75% of ?
  34. 34.Meera spent ₹20, which is 20% of the pocket money. How much pocket money did Meera have, in rupees?
  35. 35.69 is 30% of ?
  36. 36.50% of a number is 119. What is the number?
  37. 37.51 is 15% of ?
  38. 38.5% of a number is 9. What is the number?
  39. 39.Ishaan spent ₹15, which is 12% of the pocket money. How much pocket money did Ishaan have, in rupees?
  40. 40.5% of a number is 7. What is the number?

Answer key

  1. 320
  2. 230
  3. 260
  4. 195
  5. 16
  6. 356
  7. 338
  8. 160
  9. 55
  10. 288
  11. 30
  12. 100
  13. 32
  14. 225
  15. 320
  16. 90
  17. 84
  18. 300
  19. 300
  20. 20
  21. 360
  22. 300
  23. 286
  24. 230
  25. 202
  26. 110
  27. 250
  28. 190
  29. 80
  30. 25
  31. 65
  32. 114
  33. 300
  34. 100
  35. 230
  36. 238
  37. 340
  38. 180
  39. 125
  40. 140

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