← Find the whole from a percent lesson New set →

Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 731 · 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. 1.87 is 30% of ?
  2. 2.Diya spent ₹237, which is 75% of the pocket money. How much pocket money did Diya have, in rupees?
  3. 3.40% of a number is 32. What is the number?
  4. 4.Diya spent ₹8, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?
  5. 5.188 is 80% of ?
  6. 6.10% of a number is 23. What is the number?
  7. 7.Anaya spent ₹16, which is 25% of the pocket money. How much pocket money did Anaya have, in rupees?
  8. 8.10% of a number is 14. What is the number?
  9. 9.Sara spent ₹164, which is 80% of the pocket money. How much pocket money did Sara have, in rupees?
  10. 10.75% of a number is 189. What is the number?
  11. 11.78 is 75% of ?
  12. 12.50% of a number is 99. What is the number?
  13. 13.Isha spent ₹19, which is 10% of the pocket money. How much pocket money did Isha have, in rupees?
  14. 14.10% of a number is 16. What is the number?
  15. 15.25% of a number is 68. What is the number?
  16. 16.39 is 25% of ?
  17. 17.50% of a number is 115. What is the number?
  18. 18.25% of a number is 74. What is the number?
  19. 19.10% of a number is 20. What is the number?
  20. 20.260 is 80% of ?
  21. 21.Anaya spent ₹18, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  22. 22.183 is 60% of ?
  23. 23.220 is 80% of ?
  24. 24.50% of a number is 82. What is the number?
  25. 25.24 is 60% of ?
  26. 26.15% of a number is 60. What is the number?
  27. 27.5% of a number is 5. What is the number?
  28. 28.316 is 80% of ?
  29. 29.50% of a number is 123. What is the number?
  30. 30.Arjun spent ₹172, which is 80% of the pocket money. How much pocket money did Arjun have, in rupees?
  31. 31.5% of a number is 14. What is the number?
  32. 32.25% of a number is 44. What is the number?
  33. 33.30% of a number is 6. What is the number?
  34. 34.2 is 10% of ?
  35. 35.Ishaan spent ₹51, which is 30% of the pocket money. How much pocket money did Ishaan have, in rupees?
  36. 36.Kabir spent ₹39, which is 15% of the pocket money. How much pocket money did Kabir have, in rupees?
  37. 37.48 is 15% of ?
  38. 38.27 is 30% of ?
  39. 39.25% of a number is 48. What is the number?
  40. 40.15% of a number is 24. What is the number?

Answer key

  1. 290
  2. 316
  3. 80
  4. 10
  5. 235
  6. 230
  7. 64
  8. 140
  9. 205
  10. 252
  11. 104
  12. 198
  13. 190
  14. 160
  15. 272
  16. 156
  17. 230
  18. 296
  19. 200
  20. 325
  21. 120
  22. 305
  23. 275
  24. 164
  25. 40
  26. 400
  27. 100
  28. 395
  29. 246
  30. 215
  31. 280
  32. 176
  33. 20
  34. 20
  35. 170
  36. 260
  37. 320
  38. 90
  39. 192
  40. 160

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