Drag any six numbers into the empty boxes.
Your goal is to create an expression as CLOSE TO ZERO as possible.
7,9,4,1,2,3,5,6,8
_.__ - _.__​
![Drag any six numbers into the empty boxesYour goal is to create an expression as CLOSE TO ZERO as possible794123568 class=](https://us-static.z-dn.net/files/dcd/ba0c4dc74b25fd86ce5149b5f73d494c.jpg)