Question

5.¼+2.⅕
Como calcular?

Answer 1

$5. \frac{1}{4} + 2. \frac{1}{5} = \frac{5}{4} + \frac{2}{5} = \frac{(20 + 8)}{20} = \frac{28}{20} = \frac{14}{10} = \frac{7}{5}$