5 months ago
Q:

find the sum 19 + 38 =

Accepted Solution

A:
$\begin{matrix}\:\:&1&\bold{9}\\+&3&\bold{8}\end{matrix}$
$\frac{\begin{matrix}\:\:&1&\bold{\:\:}\\\:\:&1&\bold{9}\\+&3&\bold{8}\end{matrix}}{\begin{matrix}\:\:&\:\:&\bold{7}\end{matrix}}$
$\frac{\begin{matrix}\:\:&\bold{1}&\:\:\\\:\:&\bold{1}&9\\+&\bold{3}&8\end{matrix}}{\begin{matrix}\:\:&\bold{5}&7\end{matrix}}$
$\begin{matrix}\:\:&1&9\\+&3&8\end{matrix}$ $=57$