Question

3 inteiros 1/2 - 2 inteiros 3/4

Answer 1

$3 \frac{1}{2} - 2 \frac{3}{4}$

$3 \frac{1}{2} = 7/2$

$2 \frac{3}{4} = 11/4$

$\frac{7}{2} - \frac{11}{4}$

$\frac{3}{4}$