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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 702 · 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 15, what is the number?
  2. 2.At a picnic, 2/5 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  3. 3.At a picnic, 1/6 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  4. 4.At a picnic, 6/7 of the children are from Class 5. There are 48 children from Class 5. How many children are at the picnic?
  5. 5.If 6/7 of a number is 36, what is the number?
  6. 6.At a picnic, 3/10 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  7. 7.At a picnic, 5/9 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  8. 8.Rohan spends 1/5 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Rohan have?
  9. 9.If 1/10 of a number is 10, what is the number?
  10. 10.At a picnic, 1/10 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  11. 11.If 1/8 of a number is 6, what is the number?
  12. 12.If 3/5 of a number is 30, what is the number?
  13. 13.At a picnic, 1/8 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  14. 14.At a picnic, 2/3 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  15. 15.At a picnic, 4/7 of the children are from Class 5. There are 28 children from Class 5. How many children are at the picnic?
  16. 16.Aarav spends 5/7 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Aarav have?
  17. 17.If 2/3 of a number is 6, what is the number?
  18. 18.If 8/9 of a number is 32, what is the number?
  19. 19.If 1/3 of a number is 2, what is the number?
  20. 20.At a picnic, 4/9 of the children are from Class 5. There are 36 children from Class 5. How many children are at the picnic?
  21. 21.If 1/5 of a number is 3, what is the number?
  22. 22.At a picnic, 2/7 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  23. 23.If 7/8 of a number is 70, what is the number?
  24. 24.At a picnic, 3/10 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  25. 25.If 9/10 of a number is 81, what is the number?
  26. 26.If 1/2 of a number is 9, what is the number?
  27. 27.Meera spends 1/6 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Meera have?
  28. 28.If 1/4 of a number is 3, what is the number?
  29. 29.Sara spends 3/8 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Sara have?
  30. 30.At a picnic, 2/7 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  31. 31.If 1/8 of a number is 8, what is the number?
  32. 32.If 3/10 of a number is 27, what is the number?
  33. 33.At a picnic, 3/8 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  34. 34.Rohan spends 3/7 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Rohan have?
  35. 35.Diya spends 2/9 of the pocket money on a book. The book costs ₹16. How many rupees of pocket money did Diya have?
  36. 36.Kabir spends 5/8 of the pocket money on a book. The book costs ₹45. How many rupees of pocket money did Kabir have?
  37. 37.Meera spends 3/8 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Meera have?
  38. 38.Arjun spends 1/9 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Arjun have?
  39. 39.If 1/5 of a number is 10, what is the number?
  40. 40.If 3/4 of a number is 6, what is the number?

Answer key

  1. 24
  2. 30
  3. 24
  4. 56
  5. 42
  6. 80
  7. 18
  8. 15
  9. 100
  10. 60
  11. 48
  12. 50
  13. 72
  14. 6
  15. 49
  16. 28
  17. 9
  18. 36
  19. 6
  20. 81
  21. 15
  22. 21
  23. 80
  24. 60
  25. 90
  26. 18
  27. 24
  28. 12
  29. 32
  30. 56
  31. 64
  32. 90
  33. 24
  34. 49
  35. 72
  36. 72
  37. 80
  38. 63
  39. 50
  40. 8

Free fractions lessons, practice and worksheets at talentjr.in/fractions-for-kids