Question
Evaluate each expression.$$\frac{7}{8}+\frac{4}{7}$$
Step 1
The least common multiple of 8 and 7 is 56. Now we can rewrite each fraction with the common denominator: $$\frac{7}{8} \cdot \frac{7}{7} = \frac{49}{56}$$ $$\frac{4}{7} \cdot \frac{8}{8} = \frac{32}{56}$$ Show more…
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