2018年美元汇率预测:14.4O(2.6/1.2)=?

来源:百度文库 编辑:高考问答 时间:2024/04/26 07:37:26

14.4(2.6/1.2)=31.2

4O(2.6/1.2)=260/3
题不是很清楚,所以写2个!

解:
14.40×(2.6÷1.2)
=72/5×13/6
=156÷5
=31.2

14.40×(2.6÷1.2)
=72/5×13/6
=156÷5
=31.2