5/6•0,04-5/6•1,04= Помогите

5/6*0.04=20/600=1/305/6*1.04=520/600=260/300=130/150=26/301/30-26/30=-25/30=-5/6ИЛИ 5/6*(0.04-1.04)=5/6*(-1)=-5/6