3/4÷[(2/3-1/6)×9]

来源:学生学帮网 编辑:学帮网 时间:2024/06/25 09:31:35

3/4÷[(2/3-1/6)×9]

3/4÷[(2/3-1/6)×9]
=3/4÷[(1/2×9]
=3/4×2/9
=1/6