-6:8+2,34-3445-6756-776=
-6:8+2,34-3445-6756-776 = - 10 975,41 1) -6:8 = - 3/4 = -0,75 2) -0,75+2,34 = 1,59 3) 1,59-3445 = -3443,41 4) -3443,41-6756 = -10199,41 5) -10199,41-776 = -10975,41