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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 61 · 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. 1.42 is 75% of ?
  2. 2.20% of a number is 73. What is the number?
  3. 3.12 is 12% of ?
  4. 4.50% of a number is 7. What is the number?
  5. 5.Rohan spent ₹20, which is 25% of the pocket money. How much pocket money did Rohan have, in rupees?
  6. 6.14 is 20% of ?
  7. 7.9 is 30% of ?
  8. 8.Meera spent ₹16, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?
  9. 9.Meera spent ₹57, which is 15% of the pocket money. How much pocket money did Meera have, in rupees?
  10. 10.50% of a number is 78. What is the number?
  11. 11.75% of a number is 294. What is the number?
  12. 12.39 is 15% of ?
  13. 13.Riya spent ₹37, which is 25% of the pocket money. How much pocket money did Riya have, in rupees?
  14. 14.50% of a number is 49. What is the number?
  15. 15.50% of a number is 3. What is the number?
  16. 16.60% of a number is 231. What is the number?
  17. 17.44 is 80% of ?
  18. 18.9 is 15% of ?
  19. 19.16 is 10% of ?
  20. 20.15% of a number is 48. What is the number?
  21. 21.29 is 25% of ?
  22. 22.25% of a number is 78. What is the number?
  23. 23.36 is 12% of ?
  24. 24.75% of a number is 276. What is the number?
  25. 25.21 is 15% of ?
  26. 26.24 is 25% of ?
  27. 27.50% of a number is 115. What is the number?
  28. 28.12% of a number is 33. What is the number?
  29. 29.Diya spent ₹57, which is 20% of the pocket money. How much pocket money did Diya have, in rupees?
  30. 30.12% of a number is 42. What is the number?
  31. 31.60% of a number is 150. What is the number?
  32. 32.141 is 60% of ?
  33. 33.50% of a number is 170. What is the number?
  34. 34.Anaya spent ₹15, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  35. 35.5% of a number is 14. What is the number?
  36. 36.Sara spent ₹100, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  37. 37.Meera spent ₹44, which is 25% of the pocket money. How much pocket money did Meera have, in rupees?
  38. 38.Anaya spent ₹18, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  39. 39.Riya spent ₹12, which is 30% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.Meera spent ₹3, which is 10% of the pocket money. How much pocket money did Meera have, in rupees?

Answer key

  1. 56
  2. 365
  3. 100
  4. 14
  5. 80
  6. 70
  7. 30
  8. 160
  9. 380
  10. 156
  11. 392
  12. 260
  13. 148
  14. 98
  15. 6
  16. 385
  17. 55
  18. 60
  19. 160
  20. 320
  21. 116
  22. 312
  23. 300
  24. 368
  25. 140
  26. 96
  27. 230
  28. 275
  29. 285
  30. 350
  31. 250
  32. 235
  33. 340
  34. 100
  35. 280
  36. 125
  37. 176
  38. 150
  39. 40
  40. 30

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