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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 646 · 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 2/5 of a number is 18, what is the number?
  2. 2.If 1/5 of a number is 9, what is the number?
  3. 3.If 5/7 of a number is 30, what is the number?
  4. 4.If 2/3 of a number is 18, what is the number?
  5. 5.Sara spends 1/5 of the pocket money on a book. The book costs ₹7. How many rupees of pocket money did Sara have?
  6. 6.If 2/3 of a number is 4, what is the number?
  7. 7.If 7/8 of a number is 21, what is the number?
  8. 8.Vihaan spends 8/9 of the pocket money on a book. The book costs ₹40. How many rupees of pocket money did Vihaan have?
  9. 9.If 3/10 of a number is 21, what is the number?
  10. 10.At a picnic, 3/5 of the children are from Class 5. There are 24 children from Class 5. How many children are at the picnic?
  11. 11.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?
  12. 12.If 2/7 of a number is 12, what is the number?
  13. 13.Anaya spends 1/3 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Anaya have?
  14. 14.Riya spends 7/10 of the pocket money on a book. The book costs ₹63. How many rupees of pocket money did Riya have?
  15. 15.At a picnic, 1/10 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  16. 16.Arjun spends 2/3 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Arjun have?
  17. 17.Arjun spends 2/5 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Arjun have?
  18. 18.If 8/9 of a number is 80, what is the number?
  19. 19.Arjun spends 1/2 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Arjun have?
  20. 20.Anaya spends 3/7 of the pocket money on a book. The book costs ₹18. How many rupees of pocket money did Anaya have?
  21. 21.At a picnic, 2/3 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  22. 22.If 1/6 of a number is 3, what is the number?
  23. 23.If 3/8 of a number is 9, what is the number?
  24. 24.If 8/9 of a number is 64, what is the number?
  25. 25.At a picnic, 1/8 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  26. 26.If 1/2 of a number is 9, what is the number?
  27. 27.Aarav spends 4/5 of the pocket money on a book. The book costs ₹20. How many rupees of pocket money did Aarav have?
  28. 28.Tara spends 3/4 of the pocket money on a book. The book costs ₹21. How many rupees of pocket money did Tara have?
  29. 29.If 1/6 of a number is 6, what is the number?
  30. 30.Diya spends 9/10 of the pocket money on a book. The book costs ₹36. How many rupees of pocket money did Diya have?
  31. 31.If 6/7 of a number is 42, what is the number?
  32. 32.At a picnic, 5/7 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  33. 33.At a picnic, 1/3 of the children are from Class 5. There are 3 children from Class 5. How many children are at the picnic?
  34. 34.If 2/7 of a number is 18, what is the number?
  35. 35.If 1/6 of a number is 5, what is the number?
  36. 36.If 4/7 of a number is 12, what is the number?
  37. 37.At a picnic, 5/8 of the children are from Class 5. There are 40 children from Class 5. How many children are at the picnic?
  38. 38.Ishaan spends 5/6 of the pocket money on a book. The book costs ₹30. How many rupees of pocket money did Ishaan have?
  39. 39.At a picnic, 3/4 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  40. 40.At a picnic, 8/9 of the children are from Class 5. There are 56 children from Class 5. How many children are at the picnic?

Answer key

  1. 45
  2. 45
  3. 42
  4. 27
  5. 35
  6. 6
  7. 24
  8. 45
  9. 70
  10. 40
  11. 18
  12. 42
  13. 30
  14. 90
  15. 20
  16. 15
  17. 10
  18. 90
  19. 10
  20. 42
  21. 15
  22. 18
  23. 24
  24. 72
  25. 24
  26. 18
  27. 25
  28. 28
  29. 36
  30. 40
  31. 49
  32. 14
  33. 9
  34. 63
  35. 30
  36. 21
  37. 64
  38. 36
  39. 12
  40. 63

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