ответ: 9/80=0,1125.
Объяснение:
(2 3/4 - 2 3/8 + 0, 3) / 6= 9/80=0,1125.
1) 2 3/4 - 2 3/8 = 2 6/8 - 2 3/8 = 3/8;
2) 3/8+0.3 = 3/8 +3/10 = 15/40+12/40 = 27/40;
3) 27/40 : 6 = (27/40)*(1/6)=9/80=0,1125.
