(54+9/13)÷9

(54+9/13)÷9
(54+9/13)÷9

(54+9/13)÷9

=54*1/9+9/13*1/9
=6+1/13
=79/13

(54+9/13)÷9 过程谢谢
=54÷9＋9/13÷9
=6＋1/13
=6又1/13

=54除以9+9/13除以9=4又1/13

原式=（54+9/13）*1/9
=54*1/9+9/13*1/9
=6+1/13
=79/13
望采纳！！

79/13

(54+9/13)÷9
=54÷9+9/13÷9
=6+9/13×1/9
=6又1/13