70:(5/8+5/6)+(3 1/9-1/3)*(3/10*3/10)

70:(5/8+5/6)+(3 1/9-1/3)*(3/10*3/10) =            = 48 1/45/8+5/6 = 15/24 + 20/24 = 35/2470:35/24=70*24/35=483 1/9-1/3 = 3 1/9 - 3/9 = 2 7/93/10*3/10 = 9/1002 7/9*9/100 = 25/9*9/100 = 1/448+1/4 = 48 1/4