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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 836 · 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 3/7 of a number is 9, what is the number?
  2. 2.If 2/5 of a number is 20, what is the number?
  3. 3.If 1/4 of a number is 9, what is the number?
  4. 4.At a picnic, 2/3 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  5. 5.At a picnic, 1/10 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  6. 6.At a picnic, 1/10 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  7. 7.If 3/7 of a number is 18, what is the number?
  8. 8.Anaya spends 9/10 of the pocket money on a book. The book costs ₹54. How many rupees of pocket money did Anaya have?
  9. 9.If 7/10 of a number is 70, what is the number?
  10. 10.If 1/6 of a number is 10, what is the number?
  11. 11.At a picnic, 3/5 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  12. 12.At a picnic, 4/5 of the children are from Class 5. There are 32 children from Class 5. How many children are at the picnic?
  13. 13.If 3/10 of a number is 12, what is the number?
  14. 14.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?
  15. 15.If 1/6 of a number is 4, what is the number?
  16. 16.At a picnic, 1/5 of the children are from Class 5. There are 5 children from Class 5. How many children are at the picnic?
  17. 17.If 1/5 of a number is 10, what is the number?
  18. 18.Arjun spends 1/3 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Arjun have?
  19. 19.If 5/9 of a number is 45, what is the number?
  20. 20.Aarav spends 3/8 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Aarav have?
  21. 21.Tara spends 3/4 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Tara have?
  22. 22.At a picnic, 4/7 of the children are from Class 5. There are 16 children from Class 5. How many children are at the picnic?
  23. 23.If 1/8 of a number is 4, what is the number?
  24. 24.If 1/5 of a number is 9, what is the number?
  25. 25.Meera spends 1/5 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Meera have?
  26. 26.If 6/7 of a number is 42, what is the number?
  27. 27.Meera spends 1/5 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Meera have?
  28. 28.If 3/5 of a number is 6, what is the number?
  29. 29.At a picnic, 6/7 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  30. 30.Tara spends 2/7 of the pocket money on a book. The book costs ₹12. How many rupees of pocket money did Tara have?
  31. 31.If 2/3 of a number is 10, what is the number?
  32. 32.If 7/10 of a number is 56, what is the number?
  33. 33.If 1/5 of a number is 2, what is the number?
  34. 34.If 8/9 of a number is 32, what is the number?
  35. 35.At a picnic, 7/8 of the children are from Class 5. There are 56 children from Class 5. How many children are at the picnic?
  36. 36.Kabir spends 1/3 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Kabir have?
  37. 37.Rohan spends 1/10 of the pocket money on a book. The book costs ₹2. How many rupees of pocket money did Rohan have?
  38. 38.At a picnic, 5/7 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  39. 39.Aarav spends 1/5 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Aarav have?
  40. 40.If 3/7 of a number is 27, what is the number?

Answer key

  1. 21
  2. 50
  3. 36
  4. 18
  5. 90
  6. 50
  7. 42
  8. 60
  9. 100
  10. 60
  11. 20
  12. 40
  13. 40
  14. 24
  15. 24
  16. 25
  17. 50
  18. 30
  19. 81
  20. 80
  21. 20
  22. 28
  23. 32
  24. 45
  25. 30
  26. 49
  27. 20
  28. 10
  29. 28
  30. 42
  31. 15
  32. 80
  33. 10
  34. 36
  35. 64
  36. 12
  37. 20
  38. 42
  39. 15
  40. 63

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