(-2)*(+1/4)*(-3/5)*(-4/3)/19,2+(-11,2)-7=-18 53/240
1)(-2)*(+1/4)=-1/2
2)-1/2*(-3/5)=3/10
3)3/10*(-4/3)=-2/5=-0.4
4)-0.4/19.2=-1/48
5)-1/48+(-11.2)=-2693/240=-11 53/240
6)-11 53/240-7=-4373/240=-18 53/240
(-2)*(+1/4)*(-3/5)*(-4/3)/19,2+(-11,2)-7=−18,2208333333
