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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 872 · 40 questions
TalentJR

The method (Back to one part): Divide the given part by the top number: that is one share. Multiply one share by the bottom number: that is the whole. Check: the fraction of your answer must give the part.

NameDateTime takenScore ___ / 40
  1. 1.If 2/7 of a number is 20, what is the number?
  2. 2.If 3/5 of a number is 27, what is the number?
  3. 3.Arjun spends 1/5 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Arjun have?
  4. 4.Ishaan spends 1/9 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Ishaan have?
  5. 5.Arjun spends 7/9 of the pocket money on a book. The book costs ₹56. How many rupees of pocket money did Arjun have?
  6. 6.At a picnic, 2/5 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  7. 7.At a picnic, 1/9 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  8. 8.At a picnic, 3/10 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  9. 9.At a picnic, 7/8 of the children are from Class 5. There are 70 children from Class 5. How many children are at the picnic?
  10. 10.Kabir spends 3/4 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Kabir have?
  11. 11.If 7/10 of a number is 70, what is the number?
  12. 12.At a picnic, 1/9 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  13. 13.Diya spends 1/4 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Diya have?
  14. 14.If 4/5 of a number is 12, what is the number?
  15. 15.At a picnic, 1/3 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  16. 16.Rohan spends 3/8 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Rohan have?
  17. 17.Aarav spends 3/7 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Aarav have?
  18. 18.Aarav spends 4/7 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Aarav have?
  19. 19.If 7/8 of a number is 14, what is the number?
  20. 20.If 1/5 of a number is 9, what is the number?
  21. 21.Ishaan spends 5/6 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Ishaan have?
  22. 22.If 9/10 of a number is 54, what is the number?
  23. 23.If 7/8 of a number is 21, what is the number?
  24. 24.If 2/7 of a number is 4, what is the number?
  25. 25.At a picnic, 3/7 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  26. 26.At a picnic, 2/9 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  27. 27.Tara spends 1/5 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Tara have?
  28. 28.Rohan spends 2/3 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Rohan have?
  29. 29.At a picnic, 7/10 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  30. 30.At a picnic, 1/7 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  31. 31.If 1/3 of a number is 2, what is the number?
  32. 32.Sara spends 1/4 of the pocket money on a book. The book costs ₹9. How many rupees of pocket money did Sara have?
  33. 33.Rohan spends 2/7 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Rohan have?
  34. 34.If 2/9 of a number is 20, what is the number?
  35. 35.Vihaan spends 5/6 of the pocket money on a book. The book costs ₹50. How many rupees of pocket money did Vihaan have?
  36. 36.Ishaan spends 1/6 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Ishaan have?
  37. 37.At a picnic, 2/7 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  38. 38.Diya spends 4/5 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Diya have?
  39. 39.Sara spends 4/7 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Sara have?
  40. 40.Diya spends 7/10 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Diya have?

Answer key

  1. 70
  2. 45
  3. 50
  4. 45
  5. 72
  6. 15
  7. 90
  8. 70
  9. 80
  10. 20
  11. 100
  12. 54
  13. 16
  14. 15
  15. 6
  16. 80
  17. 21
  18. 35
  19. 16
  20. 45
  21. 24
  22. 60
  23. 24
  24. 14
  25. 70
  26. 72
  27. 15
  28. 9
  29. 50
  30. 70
  31. 6
  32. 36
  33. 21
  34. 90
  35. 60
  36. 30
  37. 35
  38. 25
  39. 49
  40. 40

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