Question

Assinalar a alternativa com a resposta da resolução da seguinte fraçao 4/3 + 1/12 - 5/4

Answer 1

$\dfrac{4}{3}+\dfrac{1}{12}-\dfrac{5}{4}=\dfrac{4(4)}{3(4)}+\dfrac{1}{12}-\dfrac{5(3)}{4(3)}=\\\\ = \dfrac{16}{12}+\dfrac{1}{12}-\dfrac{15}{12}=\dfrac{2}{12}=\boxed{\dfrac{1}{6}}$