Question

вычислите 4-7/12+1 5/6+2 1/3-1 1/4

Answer 1

48/12-7/12+11/6+7/3+5/4=41/12+22/12+28/12+15/12=63/12+28/12+15/12=
=78/12+28/12=106/12= 8 10/12.