((32/57+27/38)×19/29+(25/26+48/65)

((32/57+27/38)*19/29+(25/26+48/65)= 32/57*19/29+27/38*19/29+25/26+48/65= 32/87+27/58+(1625+1248)/169=4205/5046+17=0,8333+17=17,8333