化简比,并求出比值.就一题.4:7分之5

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/28 22:04:56
化简比,并求出比值.就一题.4:7分之5

化简比,并求出比值.就一题.4:7分之5
化简比,并求出比值.就一题.
4:7分之5

化简比,并求出比值.就一题.4:7分之5
4:5\7
=4*7\5
=28\5
=5 3\5

28比5

4:5/7
=4x7/5
=28/5
=5.6