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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 130 · 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. 1.75% of a number is 291. What is the number?
  2. 2.42 is 30% of ?
  3. 3.20% of a number is 53. What is the number?
  4. 4.Riya spent ₹100, which is 80% of the pocket money. How much pocket money did Riya have, in rupees?
  5. 5.50% of a number is 22. What is the number?
  6. 6.87 is 50% of ?
  7. 7.80% of a number is 300. What is the number?
  8. 8.44 is 40% of ?
  9. 9.75% of a number is 24. What is the number?
  10. 10.10% of a number is 13. What is the number?
  11. 11.25% of a number is 33. What is the number?
  12. 12.6 is 12% of ?
  13. 13.Sara spent ₹5, which is 10% of the pocket money. How much pocket money did Sara have, in rupees?
  14. 14.72 is 40% of ?
  15. 15.25% of a number is 16. What is the number?
  16. 16.120 is 40% of ?
  17. 17.12% of a number is 3. What is the number?
  18. 18.142 is 40% of ?
  19. 19.Riya spent ₹142, which is 40% of the pocket money. How much pocket money did Riya have, in rupees?
  20. 20.54 is 60% of ?
  21. 21.60% of a number is 105. What is the number?
  22. 22.80% of a number is 128. What is the number?
  23. 23.50% of a number is 179. What is the number?
  24. 24.25% of a number is 92. What is the number?
  25. 25.50% of a number is 1. What is the number?
  26. 26.18 is 15% of ?
  27. 27.10 is 10% of ?
  28. 28.50% of a number is 24. What is the number?
  29. 29.40% of a number is 132. What is the number?
  30. 30.30% of a number is 3. What is the number?
  31. 31.21 is 75% of ?
  32. 32.96 is 30% of ?
  33. 33.80% of a number is 124. What is the number?
  34. 34.Kabir spent ₹24, which is 75% of the pocket money. How much pocket money did Kabir have, in rupees?
  35. 35.124 is 80% of ?
  36. 36.26 is 40% of ?
  37. 37.10% of a number is 29. What is the number?
  38. 38.80% of a number is 304. What is the number?
  39. 39.Riya spent ₹49, which is 20% of the pocket money. How much pocket money did Riya have, in rupees?
  40. 40.64 is 20% of ?

Answer key

  1. 388
  2. 140
  3. 265
  4. 125
  5. 44
  6. 174
  7. 375
  8. 110
  9. 32
  10. 130
  11. 132
  12. 50
  13. 50
  14. 180
  15. 64
  16. 300
  17. 25
  18. 355
  19. 355
  20. 90
  21. 175
  22. 160
  23. 358
  24. 368
  25. 2
  26. 120
  27. 100
  28. 48
  29. 330
  30. 10
  31. 28
  32. 320
  33. 155
  34. 32
  35. 155
  36. 65
  37. 290
  38. 380
  39. 245
  40. 320

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