2-(6 7/8-7 1/3)*6/11 помогите з

2-( 55/8-22/3)*6/11= 2-(55*3/24-22*8/24)*6/11=2-( 165/24-176/24)*6/11= 2-(-11/24)*6/11=2-(-66/264)=2+1/4=2 1/4

2 - (55/8 - 22/3) х 6/11 2 - (165/24 - 176/24) х 6/11 2 - (-11/24) х 6/11 2 + 6/24 = 2 1/4