(7 4/13 -4 4/13):0,15 - 4(13 6/13 +11 7 /13)=
(7 4/13 - 4 4/13)/ 0,15 - 4(13 6/13 + 11 7/13) = 7 4/13 - 4 4/13 = 3 13 6/13 + 11 7/13 = 24 13/13 = 25 3 / 0,15 - 4 * 25 = 20 - 100 = - 80