In excel, the so-called array formula is a bit like matrix operation, for example:
![](https://img-blog.csdnimg.cn/img_convert/9d3c4232b8936d1230dcf4ce4deb18ac.png)
For example, here is B3:B5, the unit price of each product, multiplied by 8% in C, then you can do this:
Select the 3 cells from C3 to C5, then in C3, enter B3:B5*C1, and press CTRL+SHIRT+ENTER at the same time,
Then the formula becomes:
![](https://img-blog.csdnimg.cn/img_convert/f1334c5662000b741dbc8ff5b5909f61.png)
Just add curly braces! .
Look at the four arithmetic operations between arrays and arrays:
![](https://img-blog.csdnimg.cn/img_convert/710304e947f3d7cb5b0225734c4eed1a.png)
For example, in this picture, the unit price of each product * quantity = amount, it can also be realized in this way