Richa completed a fifth of her homework in the morning and two-sevenths of it in the afternoon. What fraction of her homework did she complete? Also, find what fraction of her homework is incomplete? About the author Amelia
Answer: Homework completed in the morning = 1 5 Homework completed in the afternoon = 2 7 1 2 Homework completed during the day 5 7 L.C.M. of 5 and 7 35 7 10 17 Homework completed during the day 35 35 35 Richa completed 17 35 th of the total homework. 17 35 17 18 Fraction of homework incomplete 1 35 35 35 Therefore, th 18 35 of the total homework is incomplete. Reply
Step-by-step explanation:
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Answer:
Homework completed in the morning =
1
5
Homework completed in the afternoon =
2
7
1 2 Homework completed during the day
5 7
L.C.M. of 5 and 7 35
7 10 17 Homework completed during the day
35 35 35
Richa completed
17
35
th
of the total homework.
17 35 17 18 Fraction of homework incomplete 1
35 35 35
Therefore,
th 18
35
of the total homework is incomplete.