Only in magic, not law.
Some folks think you add your medical bills and multiply by a number to get case value.
Sadly, some lawyers think that's how you do it too.
No such thing.
Not so easy.
If it were that easy an honest lawyer would simply tell you the magic formula so you could do the math on your own.
To do injury cases properly, and to get maximum, fair value, there are many more considerations.
There is no simple, easy, magical mathematical formula.