Question

(3/4+1/2)-(1/8+1/16) me ajudem nessa expressão

Answer 1

$(\dfrac{3}{4} + \dfrac{1}{2} ) - ( \dfrac{1}{8}+ \dfrac{1}{16})= \\\\ (\dfrac{3}{4} + \dfrac{2}{4} )- ( \dfrac{2}{16}+ \dfrac{1}{16})= \\\\ \dfrac{5}{4} - \dfrac{3}{16}= \\\\ \dfrac{20}{16} - \dfrac{3}{16} = \\\\ \dfrac{17}{16}$