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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 729 · 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.At a picnic, 3/8 of the children are from Class 5. There are 30 children from Class 5. How many children are at the picnic?
  2. 2.At a picnic, 1/2 of the children are from Class 5. There are 6 children from Class 5. How many children are at the picnic?
  3. 3.If 3/8 of a number is 12, what is the number?
  4. 4.At a picnic, 5/8 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  5. 5.At a picnic, 3/4 of the children are from Class 5. There are 21 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 9 children from Class 5. How many children are at the picnic?
  7. 7.If 3/7 of a number is 6, what is the number?
  8. 8.Riya spends 4/9 of the pocket money on a book. The book costs ₹24. How many rupees of pocket money did Riya have?
  9. 9.If 1/3 of a number is 2, what is the number?
  10. 10.Diya spends 3/4 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Diya have?
  11. 11.If 1/5 of a number is 9, what is the number?
  12. 12.Arjun spends 1/4 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Arjun have?
  13. 13.If 1/6 of a number is 10, what is the number?
  14. 14.Aarav spends 7/10 of the pocket money on a book. The book costs ₹63. How many rupees of pocket money did Aarav have?
  15. 15.If 5/6 of a number is 35, what is the number?
  16. 16.Sara spends 6/7 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Sara have?
  17. 17.Riya spends 1/8 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Riya have?
  18. 18.At a picnic, 4/5 of the children are from Class 5. There are 36 children from Class 5. How many children are at the picnic?
  19. 19.At a picnic, 1/7 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  20. 20.If 1/4 of a number is 4, what is the number?
  21. 21.If 9/10 of a number is 27, what is the number?
  22. 22.At a picnic, 1/9 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  23. 23.At a picnic, 7/9 of the children are from Class 5. There are 35 children from Class 5. How many children are at the picnic?
  24. 24.If 2/3 of a number is 14, what is the number?
  25. 25.If 9/10 of a number is 18, what is the number?
  26. 26.If 1/3 of a number is 10, what is the number?
  27. 27.At a picnic, 3/10 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  28. 28.At a picnic, 2/7 of the children are from Class 5. There are 14 children from Class 5. How many children are at the picnic?
  29. 29.Vihaan spends 1/6 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Vihaan have?
  30. 30.At a picnic, 4/9 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  31. 31.Meera spends 5/7 of the pocket money on a book. The book costs ₹45. How many rupees of pocket money did Meera have?
  32. 32.If 2/5 of a number is 20, what is the number?
  33. 33.Anaya spends 3/10 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Anaya have?
  34. 34.Riya spends 8/9 of the pocket money on a book. The book costs ₹72. How many rupees of pocket money did Riya have?
  35. 35.If 5/7 of a number is 20, what is the number?
  36. 36.If 1/10 of a number is 6, what is the number?
  37. 37.At a picnic, 1/4 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  38. 38.Sara spends 1/5 of the pocket money on a book. The book costs ₹3. How many rupees of pocket money did Sara have?
  39. 39.If 5/9 of a number is 50, what is the number?
  40. 40.If 8/9 of a number is 64, what is the number?

Answer key

  1. 80
  2. 12
  3. 32
  4. 32
  5. 28
  6. 90
  7. 14
  8. 54
  9. 6
  10. 24
  11. 45
  12. 12
  13. 60
  14. 90
  15. 42
  16. 49
  17. 64
  18. 45
  19. 14
  20. 16
  21. 30
  22. 18
  23. 45
  24. 21
  25. 20
  26. 30
  27. 40
  28. 49
  29. 18
  30. 45
  31. 63
  32. 50
  33. 60
  34. 81
  35. 28
  36. 60
  37. 32
  38. 15
  39. 90
  40. 72

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