{7/36-1/46×[5,(6)-3,75]} : 11/8=
={7/36-1/46×[51/9-375/100]} ×8/11=
={7/36-1/46×[51/9-15/4]} ×8/11=
={7/36-1/46×[(204-135)/36]} ×8/11=
=(7/36-1/46×69/36) ×8/11=
=(7/36-1/46×23/12) ×8/11=
=(7/36-1/2×1/12) ×8/11=
=(7/36-1/24) ×8/11=
=(14-3)/72 ×8/11=
=11/72 ×8/11=
=1/9
