Question

arme e resolva quanto e 521-184​

Answer 1

Resposta:

$\frac{\begin{matrix}\:\:&\textbf{4}&11&11\\ \:\:&\textbf{\linethrough{5}}&\linethrough{12}&\linethrough{1}\\ -&\textbf{1}&8&4\end{matrix}}{\begin{matrix}\:\:&\textbf{3}&3&7\end{matrix}}$