56 − 9 = 47
60 − 23 = 37
72 − 38 = 34
84 − 49 = 35
92 − 57 = 35
100 − 8 = 92
Вычисления:
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}56\\ 9\end{array}}\\ \begin{array}{r}47\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}60\\ 23\end{array}}\\ \begin{array}{r}37\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}72\\ 38\end{array}}\\ \begin{array}{r}34\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}84\\ 49\end{array}}\\ \begin{array}{r}35\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}92\\ 57\end{array}}\\ \begin{array}{r}35\end{array}\end{array}$
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}100\\ 8\end{array}}\\ \begin{array}{r}92\end{array}\end{array}$