Задание

Найдите сумму десятичных дробей:

 \(\displaystyle 7\)\(\displaystyle ,\)\(\displaystyle 6\)\(\displaystyle 9\)
\(\displaystyle +\)    
 \(\displaystyle 1\)\(\displaystyle ,\)\(\displaystyle 2\)\(\displaystyle 7\)
 
 [ ]\(\displaystyle ,\)[ ][ ]