1 столбец:
4,5 − 0,15 = 4,35
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}\mathrm{4,50}\\ \mathrm{0,15}\end{array}}\\ \begin{array}{r}\mathrm{4,35 }\end{array}\end{array}$
2 столбец:
3,47 + 1,23 = 4,7
$\begin{array}{r}\begin{array}{r}+\end{array}\underline{\begin{array}{r}\mathrm{3,47}\\ \mathrm{1,23}\end{array}}\\ \begin{array}{r}\mathrm{4,70 }\end{array}\end{array}$
3 столбец:
10 − 7,2 = 2,8
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}\mathrm{10,0}\\ \mathrm{7,2}\end{array}}\\ \begin{array}{r}\mathrm{2,8 }\end{array}\end{array}$
4 столбец:
5,35 − 1,3 = 4,05
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}\mathrm{5,35}\\ \mathrm{1,30}\end{array}}\\ \begin{array}{r}\mathrm{4,05 }\end{array}\end{array}$
5 столбец:
1,226 − 0,126 = 1,1
$\begin{array}{r}\begin{array}{r}-\end{array}\underline{\begin{array}{r}\mathrm{1,226}\\ \mathrm{0,126}\end{array}}\\ \begin{array}{r}\mathrm{1,100 }\end{array}\end{array}$
Ответ: