Significant figures in the decimal module

Question

So I\'ve decided to try to solve my physics homework by writing some python scripts to solve problems for me. One problem that I\'m running into is that significant figures

Answer 1

What's wrong with floating point?

>>> "%8.2e"%  ( 1.0/3.0 )
'3.33e-01'

It was designed for scientific-style calculations with a limited number of significant digits.