Question

calcule 5/2:1/2−1/4 pra agr pfvr

Answer 1

$\frac{5}{2} \div \frac{1}{2} - \frac{1}{4 } \\ = \frac{5}{2} \times \frac{2}{1} - \frac{1}{4 } \\ = \frac{10}{2} - \frac{1}{4} \\ = \frac{20 - 1}{4} \\ = \frac{19}{4}$