Условие:

Выполни сложение столбиком.
16 + 13
24 + 35
48 + 11
71 + 17
43 + 34
21 + 12
55 + 33
71 + 27
56 + 3
12 + 7
40 + 24
62 + 30

$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}16\\ 13\end{array}}\\ \begin{array}{r}29\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}24\\ 35\end{array}}\\ \begin{array}{r}59\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}48\\ 11\end{array}}\\ \begin{array}{r}59\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}71\\ 17\end{array}}\\ \begin{array}{r}88\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}43\\ 34\end{array}}\\ \begin{array}{r}77\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}21\\ 12\end{array}}\\ \begin{array}{r}33\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}55\\ 33\end{array}}\\ \begin{array}{r}88\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}71\\ 27\end{array}}\\ \begin{array}{r}98\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}56\\ 3\end{array}}\\ \begin{array}{r}59\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}12\\ 7\end{array}}\\ \begin{array}{r}19\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}40\\ 24\end{array}}\\ \begin{array}{r}64\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}62\\ 30\end{array}}\\ \begin{array}{r}92\end{array}\end{array}$