〈六分之五乘以四分之三加六分之五除以三分之四〉,怎么算?

问题描述:

〈六分之五乘以四分之三加六分之五除以三分之四〉,怎么算?

答:
六分之五乘以四分之三加六分之五除以三分之四
=(5/6)*(3/4)+(5/6)/(4/3)
=5/8+(5/6)*(3/4)
=5/8+5/8
=5/4

5/6*3/4+5/6除以4/3
=5/6*3/4+5/6*3/4
=5/6*3/4*2
=5/4