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Whole from a Fraction Worksheet

Fractions lesson 22: Finding the whole from a part · Set 906 · 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 4/5 of a number is 32, what is the number?
  2. 2.If 4/5 of a number is 12, what is the number?
  3. 3.At a picnic, 1/4 of the children are from Class 5. There are 2 children from Class 5. How many children are at the picnic?
  4. 4.If 3/4 of a number is 15, what is the number?
  5. 5.If 3/8 of a number is 24, what is the number?
  6. 6.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?
  7. 7.If 1/8 of a number is 9, what is the number?
  8. 8.At a picnic, 5/9 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  9. 9.Vihaan spends 2/7 of the pocket money on a book. The book costs ₹6. How many rupees of pocket money did Vihaan have?
  10. 10.If 4/5 of a number is 20, what is the number?
  11. 11.If 1/5 of a number is 3, what is the number?
  12. 12.If 5/9 of a number is 40, what is the number?
  13. 13.At a picnic, 2/9 of the children are from Class 5. There are 12 children from Class 5. How many children are at the picnic?
  14. 14.Kabir spends 1/6 of the pocket money on a book. The book costs ₹5. How many rupees of pocket money did Kabir have?
  15. 15.At a picnic, 5/8 of the children are from Class 5. There are 10 children from Class 5. How many children are at the picnic?
  16. 16.Meera spends 2/9 of the pocket money on a book. The book costs ₹10. How many rupees of pocket money did Meera have?
  17. 17.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?
  18. 18.If 9/10 of a number is 81, what is the number?
  19. 19.At a picnic, 3/7 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  20. 20.At a picnic, 4/9 of the children are from Class 5. There are 8 children from Class 5. How many children are at the picnic?
  21. 21.If 1/10 of a number is 2, what is the number?
  22. 22.If 3/5 of a number is 15, what is the number?
  23. 23.At a picnic, 2/7 of the children are from Class 5. There are 20 children from Class 5. How many children are at the picnic?
  24. 24.If 1/6 of a number is 8, what is the number?
  25. 25.Kabir spends 5/9 of the pocket money on a book. The book costs ₹15. How many rupees of pocket money did Kabir have?
  26. 26.Aarav spends 2/5 of the pocket money on a book. The book costs ₹4. How many rupees of pocket money did Aarav have?
  27. 27.Ishaan spends 4/5 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Ishaan have?
  28. 28.At a picnic, 9/10 of the children are from Class 5. There are 18 children from Class 5. How many children are at the picnic?
  29. 29.Arjun spends 4/5 of the pocket money on a book. The book costs ₹28. How many rupees of pocket money did Arjun have?
  30. 30.At a picnic, 1/2 of the children are from Class 5. There are 9 children from Class 5. How many children are at the picnic?
  31. 31.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?
  32. 32.Riya spends 1/5 of the pocket money on a book. The book costs ₹8. How many rupees of pocket money did Riya have?
  33. 33.Kabir spends 5/8 of the pocket money on a book. The book costs ₹50. How many rupees of pocket money did Kabir have?
  34. 34.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?
  35. 35.At a picnic, 1/5 of the children are from Class 5. There are 4 children from Class 5. How many children are at the picnic?
  36. 36.Vihaan spends 7/8 of the pocket money on a book. The book costs ₹70. How many rupees of pocket money did Vihaan have?
  37. 37.If 6/7 of a number is 18, what is the number?
  38. 38.At a picnic, 6/7 of the children are from Class 5. There are 36 children from Class 5. How many children are at the picnic?
  39. 39.If 5/8 of a number is 25, what is the number?
  40. 40.Anaya spends 7/9 of the pocket money on a book. The book costs ₹42. How many rupees of pocket money did Anaya have?

Answer key

  1. 40
  2. 15
  3. 8
  4. 20
  5. 64
  6. 30
  7. 72
  8. 36
  9. 21
  10. 25
  11. 15
  12. 72
  13. 54
  14. 30
  15. 16
  16. 45
  17. 36
  18. 90
  19. 42
  20. 18
  21. 20
  22. 25
  23. 70
  24. 48
  25. 27
  26. 10
  27. 35
  28. 20
  29. 35
  30. 18
  31. 15
  32. 40
  33. 80
  34. 24
  35. 20
  36. 80
  37. 21
  38. 42
  39. 40
  40. 54

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