6分之5÷4分之3-9分之2+4分之3 脫式計算.

6分之5÷4分之3-9分之2+4分之3 脫式計算.

6分之5÷4分之3-9分之2+4分之3
=5/6*4/3-2/9+3/4
=10/9-2/9+3/4
=8/9+3/4
=1又23/63