Объяснение:
(10,5-11,8)×20 > 40/49×9,4-34, т. к
(10,5-11,8)×20= - 1,3×20= - 26
40/49×9,4-34=40/49×9 2/5-34=
=40/49×47/5-34=376/49-34=
=(376-1666)/49= - 1290/49= - 26 16/49
-26 > - 26 16/49
