Question

$7\frac{9}{10} - 5 \frac{1}{2}$
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Answer 1

Answer:

The answer is 12/5

Step-by-step explanation:

$7\frac{9}{10}-5\frac{1}{2} \\ \\=\frac{79}{10}-\frac{11}{2}\\\\=\frac{79}{10} - \frac{11*5}{2*5} =\frac{79}{10} - \frac{55}{10} \\ \\= \frac{79-55}{10}\\\\=\frac{24}{10} = \frac{12}{5}$

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Answer 2

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