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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 581 · 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. 1.16 is 10% of ?
  2. 2.15% of a number is 12. What is the number?
  3. 3.80% of a number is 68. What is the number?
  4. 4.20% of a number is 11. What is the number?
  5. 5.15% of a number is 6. What is the number?
  6. 6.30% of a number is 90. What is the number?
  7. 7.5% of a number is 17. What is the number?
  8. 8.Anaya spent ₹12, which is 12% of the pocket money. How much pocket money did Anaya have, in rupees?
  9. 9.25% of a number is 7. What is the number?
  10. 10.Rohan spent ₹18, which is 12% of the pocket money. How much pocket money did Rohan have, in rupees?
  11. 11.Isha spent ₹34, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  12. 12.20% of a number is 62. What is the number?
  13. 13.22 is 25% of ?
  14. 14.71 is 20% of ?
  15. 15.75% of a number is 138. What is the number?
  16. 16.25% of a number is 67. What is the number?
  17. 17.25% of a number is 94. What is the number?
  18. 18.152 is 80% of ?
  19. 19.30% of a number is 75. What is the number?
  20. 20.25% of a number is 90. What is the number?
  21. 21.27 is 25% of ?
  22. 22.Kabir spent ₹27, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  23. 23.25% of a number is 39. What is the number?
  24. 24.7 is 10% of ?
  25. 25.Riya spent ₹132, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  26. 26.57 is 50% of ?
  27. 27.20 is 50% of ?
  28. 28.25% of a number is 57. What is the number?
  29. 29.25% of a number is 72. What is the number?
  30. 30.Kabir spent ₹31, which is 50% of the pocket money. How much pocket money did Kabir have, in rupees?
  31. 31.12% of a number is 33. What is the number?
  32. 32.296 is 80% of ?
  33. 33.Sara spent ₹60, which is 25% of the pocket money. How much pocket money did Sara have, in rupees?
  34. 34.25% of a number is 15. What is the number?
  35. 35.25% of a number is 73. What is the number?
  36. 36.27 is 60% of ?
  37. 37.80% of a number is 180. What is the number?
  38. 38.14 is 5% of ?
  39. 39.Kabir spent ₹195, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  40. 40.177 is 75% of ?

Answer key

  1. 160
  2. 80
  3. 85
  4. 55
  5. 40
  6. 300
  7. 340
  8. 100
  9. 28
  10. 150
  11. 340
  12. 310
  13. 88
  14. 355
  15. 184
  16. 268
  17. 376
  18. 190
  19. 250
  20. 360
  21. 108
  22. 225
  23. 156
  24. 70
  25. 330
  26. 114
  27. 40
  28. 228
  29. 288
  30. 62
  31. 275
  32. 370
  33. 240
  34. 60
  35. 292
  36. 45
  37. 225
  38. 280
  39. 260
  40. 236

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