Question

五分之12×括号5/6+0点七五反括号乘以五分之二

五分之12×括号5/6+0点七五反括号乘以五分之二

Answer 1

12/5*(5/6+0.75)*2/5
=12/5*(5/6+3/4)*2/5
=12/5*(10/12+9/12)*2/5
=12/5*19/12*2/5
=19/5*2/5
=38/25