What fraction of 4/7 must be added to itself to make the sum 15/14?
Answers
Answered by
2
Step-by-step explanation:
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=\frac{15}{8}-1=\frac{7}{8}x=
8
15
−1=
8
7
\text{Hence, the fraction is }\frac{7}{8}Hence, the fraction is
8
7
Answered by
1
Answer:
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Step-by-step explanation:
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