8/5÷6/5×(1/4+25%)写错了,是5/8÷5/56×(1/4+25%)

来源:学生作业学帮网 编辑:学帮网 时间:2024/07/07 23:03:37

8/5÷6/5×(1/4+25%)
写错了,是
5/8÷5/56×(1/4+25%)

8/5÷6/5×(1/4+25%)
=8/6×(1/4+1/4)
=4/3×1/2
=2/3

8/5÷6/5×(1/4+25%=8/5×5/6×(1/4+1/4)=3/4+2/4=5/4