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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 314 · 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 5/8 of a number is 45, what is the number?
  2. 2.If 8/9 of a number is 32, what is the number?
  3. 3.At a picnic, 5/6 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  4. 4.If 1/2 of a number is 9, what is the number?
  5. 5.At a picnic, 5/6 of the children are from Class 5. There are 45 children from Class 5. How many children are at the picnic?
  6. 6.Tara spends 5/7 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Tara have?
  7. 7.At a picnic, 1/6 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  8. 8.If 5/7 of a number is 50, what is the number?
  9. 9.At a picnic, 1/2 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  10. 10.Sara spends 1/3 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Sara have?
  11. 11.At a picnic, 1/7 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  12. 12.If 2/9 of a number is 12, what is the number?
  13. 13.If 2/5 of a number is 8, what is the number?
  14. 14.At a picnic, 3/4 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  15. 15.Tara spends 1/7 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Tara have?
  16. 16.At a picnic, 8/9 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  17. 17.Meera spends 7/8 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Meera have?
  18. 18.If 2/3 of a number is 16, what is the number?
  19. 19.Kabir spends 7/8 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Kabir have?
  20. 20.Tara spends 8/9 of the pocket money on a book. The book costs ₹32. How many rupees of pocket money did Tara have?
  21. 21.If 2/9 of a number is 6, what is the number?
  22. 22.At a picnic, 3/4 of the children are from Class 5. There are 27 children from Class 5. How many children are at the picnic?
  23. 23.Meera spends 1/3 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Meera have?
  24. 24.If 9/10 of a number is 18, what is the number?
  25. 25.At a picnic, 7/9 of the children are from Class 5. There are 70 children from Class 5. How many children are at the picnic?
  26. 26.At a picnic, 1/2 of the children are from Class 5. There are 7 children from Class 5. How many children are at the picnic?
  27. 27.At a picnic, 4/7 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  28. 28.At a picnic, 7/10 of the children are from Class 5. There are 21 children from Class 5. How many children are at the picnic?
  29. 29.Vihaan spends 3/4 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Vihaan have?
  30. 30.Tara spends 7/8 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Tara have?
  31. 31.At a picnic, 2/9 of the children are from Class 5. There are 14 children from Class 5. How many children are at the picnic?
  32. 32.If 1/3 of a number is 3, what is the number?
  33. 33.Sara spends 3/10 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Sara have?
  34. 34.At a picnic, 1/10 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  35. 35.Rohan spends 6/7 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Rohan have?
  36. 36.At a picnic, 5/9 of the children are from Class 5. There are 40 children from Class 5. How many children are at the picnic?
  37. 37.At a picnic, 4/9 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  38. 38.If 4/5 of a number is 28, what is the number?
  39. 39.If 6/7 of a number is 60, what is the number?
  40. 40.If 1/3 of a number is 6, what is the number?

Answer key

  1. 72
  2. 36
  3. 24
  4. 18
  5. 54
  6. 14
  7. 48
  8. 70
  9. 20
  10. 15
  11. 49
  12. 54
  13. 20
  14. 16
  15. 35
  16. 27
  17. 48
  18. 24
  19. 32
  20. 36
  21. 27
  22. 36
  23. 6
  24. 20
  25. 90
  26. 14
  27. 56
  28. 30
  29. 8
  30. 24
  31. 63
  32. 9
  33. 100
  34. 30
  35. 42
  36. 72
  37. 54
  38. 35
  39. 70
  40. 18

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