6/5*9/5+9/5*6/1=(6/5+6/1)×9/5=1×9/5=9/5希望能帮到你, 祝你学习进步,不理解请追问,理解请及时采纳!(*^__^*)
6/5*9/5+9/5*6/1=9/5×(6/5+6/1)=9/5×1=9/5