(2 1/3-3 3/8)*4 4/5+2 4/9 по действиям

1) 2 1/3-3 3/8 =-(3 9/24-2 8/24)=-1 1/24;2)-1 1/24*4 4/5=-25/24*24/5=-5;3)-5+2 4/9=-(4 9/9-2 4/9)=-2 5/9.