4,6*(-2,5)= -25,344:(-3,6)= -11/7*15/16=
4,6*(-2,5)=-11.5
-25,344:(-3,6)=7.04
-11/7*15/16=-165/252=сокращаем на 3=-55/84
1) 4.6*(-2.5)=-4.6*2.5
-4.6*25=-11.5
2)25.344/3.6=7.04
-(-7.04)=7.04
3)Ответ: -165/112