Evaluate
\frac{128}{91}\approx 1.406593407
Factor
\frac{2 ^ {7}}{7 \cdot 13} = 1\frac{37}{91} = 1.4065934065934067
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\frac{63}{91}+\frac{65}{91}
Least common multiple of 13 and 7 is 91. Convert \frac{9}{13} and \frac{5}{7} to fractions with denominator 91.
\frac{63+65}{91}
Since \frac{63}{91} and \frac{65}{91} have the same denominator, add them by adding their numerators.
\frac{128}{91}
Add 63 and 65 to get 128.
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