> 
> **Possible Duplicate:**  
> 
> [Is JavaScript’s Floating-Point Math Broken?](https://stackoverflow.com/questions/588004/is-javascripts-floating-point-math-broken) 
> 
> 
> 

In Javascript, how do I compute the result of `23668-23671.88` to `-3.88` instead of `-3.8800000000010186` ?

I don't want any rounding, since if I use a windows calc, the result is -3.88.

Is it possible?