What fraction of 4/7 must be added to itself to make the sum 15/14 ?
Answers
Answered by
2
Answer: easy
= 7 / 8
Step-by-step explanation:
Answered by
96
Answer:
Answer:
\text{The fraction is }\frac{7}{8}The fraction is
8
7
Step-by-step explanation:
\text{we have to find the fraction of }\frac{4}{7}\text{ which must be added to itself to make the sum }\frac{15}{14}we have to find the fraction of
7
4
which must be added to itself to make the sum
14
15
Let x be the fraction of \frac{4}{7}
7
4
⇒ x\times \frac{4}{7}+\frac{4}{7}=\frac{15}{14}x×
7
4
+
7
4
=
14
15
\frac{4}{7}(x+1)=\frac{15}{14}
7
4
(x+1)=
14
15
x+1=\frac{15}{14}\times \frac{7}{4}x+1=
14
15
×
4
7
x=\frac15}{8}-1=\frac{7}{8}x=
8
15
−1=
8
7
Hence, the fraction is frac Hence, the fraction is
8
7
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