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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 36 · 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 11. What is the number?
  2. 2.75% of a number is 69. What is the number?
  3. 3.12% of a number is 3. What is the number?
  4. 4.Kabir spent ₹18, which is 12% of the pocket money. How much pocket money did Kabir have, in rupees?
  5. 5.60% of a number is 66. What is the number?
  6. 6.60% of a number is 111. What is the number?
  7. 7.38 is 20% of ?
  8. 8.192 is 50% of ?
  9. 9.60% of a number is 93. What is the number?
  10. 10.Isha spent ₹87, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  11. 11.Riya spent ₹73, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  12. 12.48 is 12% of ?
  13. 13.33 is 20% of ?
  14. 14.24 is 10% of ?
  15. 15.50% of a number is 74. What is the number?
  16. 16.Sara spent ₹166, which is 50% of the pocket money. How much pocket money did Sara have, in rupees?
  17. 17.213 is 60% of ?
  18. 18.75% of a number is 258. What is the number?
  19. 19.5% of a number is 18. What is the number?
  20. 20.Dev spent ₹21, which is 12% of the pocket money. How much pocket money did Dev have, in rupees?
  21. 21.Sara spent ₹15, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  22. 22.60% of a number is 162. What is the number?
  23. 23.45 is 12% of ?
  24. 24.40% of a number is 38. What is the number?
  25. 25.5% of a number is 19. What is the number?
  26. 26.Isha spent ₹252, which is 75% of the pocket money. How much pocket money did Isha have, in rupees?
  27. 27.Anaya spent ₹15, which is 30% of the pocket money. How much pocket money did Anaya have, in rupees?
  28. 28.Dev spent ₹38, which is 40% of the pocket money. How much pocket money did Dev have, in rupees?
  29. 29.Sara spent ₹39, which is 12% of the pocket money. How much pocket money did Sara have, in rupees?
  30. 30.60% of a number is 135. What is the number?
  31. 31.40 is 40% of ?
  32. 32.15% of a number is 9. What is the number?
  33. 33.25% of a number is 63. What is the number?
  34. 34.75% of a number is 135. What is the number?
  35. 35.186 is 60% of ?
  36. 36.178 is 50% of ?
  37. 37.81 is 60% of ?
  38. 38.60% of a number is 126. What is the number?
  39. 39.Isha spent ₹124, which is 40% of the pocket money. How much pocket money did Isha have, in rupees?
  40. 40.136 is 80% of ?

Answer key

  1. 220
  2. 92
  3. 25
  4. 150
  5. 110
  6. 185
  7. 190
  8. 384
  9. 155
  10. 116
  11. 365
  12. 400
  13. 165
  14. 240
  15. 148
  16. 332
  17. 355
  18. 344
  19. 360
  20. 175
  21. 100
  22. 270
  23. 375
  24. 95
  25. 380
  26. 336
  27. 50
  28. 95
  29. 325
  30. 225
  31. 100
  32. 60
  33. 252
  34. 180
  35. 310
  36. 356
  37. 135
  38. 210
  39. 310
  40. 170

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