5/6-21/45/11/6×1,125+7/4-5/12/0,59

5/6-21/45/11/6×1,125+7/4-5/12/0,59= =5:6-21:45:11:6×1,125+7:4-5:12:0,59= =5/6-21*9/(45*11*6*8)+7/4-500/12*59= =5/6-21*1/(5*11*6*8)+7/4-500/12*59= =(5*5*11*8-21)/(5*11*6*8)+(7*3*59-500)/12*59= =2179/(5*11*6*2*4)+739/2*6*59=(2179*59+739*5*11*4)/(5*11*6*2*4*59)= =(128561+162580)/155760 =291141/155760=97047/51920