Question

$7 \ \frac{1}{2} - 4 \ \frac{1}{5}$
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Answer 1

Answer:

$\frac{15}{2} - \frac{21}{5}$

$\frac{75 - 42}{10}$

$\frac{33}{10}$

$3 \times \frac{3}{10}$

Answer 2

refer to the attachment