1,9 + 7,845 =...

1,9 + 7,845 = 9,745

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{1,9}\\{\,\,\,\,7,845}\end{array}} \\\,\,\,\,\,\,\,\,9,745\end{array}\)

4,3 + 5,67 = 9,97

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{4,3}\\{\,\,5,67}\end{array}} \\\,\,\,\,\,\,9,97\end{array}\)

0,678 + 8,4 = 9,078

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,\,\,\,0,678}\\{8,4}\end{array}} \\\,\,\,\,\,\,\,\,\,\,9,078\end{array}\)

6,89 + 2,1 = 8,99

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,\,6,89}\\{2,1}\end{array}} \\\,\,\,\,\,\,\,\,8,99\end{array}\)

3,45 + 4,78 = 8,23

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{3,45}\\{4,78}\end{array}} \\\,\,\,\,8,23\end{array}\)

2,45 + 6,7 = 9,15

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,2,45}\\{6,7}\end{array}} \\\,\,\,\,\,\,\,9,15\end{array}\)

5,78 + 3,2 = 8,98

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,5,78}\\{3,2}\end{array}} \\\,\,\,\,\,\,\,8,98\end{array}\)

1,23 + 7,89 = 9,12

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{1,23}\\{7,89}\end{array}} \\\,\,\,\,9,12\end{array}\)

0,56 + 9,3 = 9,86

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,0,56}\\{9,3}\end{array}} \\\,\,\,\,\,\,\,9,86\end{array}\)

4,67 + 2,345 = 7,015

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{4,67}\\{\,\,\,2,345}\end{array}} \\\,\,\,\,\,\,\,7,015\end{array}\)

3,12 + 5,8 = 8,92

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{\,\,\,3,12}\\{5,8}\end{array}} \\\,\,\,\,\,\,\,8,92\end{array}\)

6,45 + 2,34 = 8,79

\(\begin{array}{l}\underline { + \begin{array}{*{20}{c}}{6,45}\\{2,34}\end{array}} \\\,\,\,\,8,79\end{array}\)