有同学问how many how much 区别，现详解如下：

1.表示“多少”的数量时
how many + 可数名词复数
how much + 不可数名词

How many apples did you eat?
你吃了多少只苹果？
How many friends does he have?
他有多少个朋友？
How many bags are red?
有多少个书包是红色的？

How much time do you need?
你需要多少时间？
How much milk did they drink?
她们喝了多少牛奶？
How much water is there in the sea?
大海里有多少水？

2.How much可用于询问价格
How much is the dress?
这条裙子多少钱？
How much is the picture?
这幅画多少钱？

以上就是how many how much 两者之间的常见区别。需要好好掌握。