Nothing wrong, it is a decimal to binary conversion error. To get accurate results you have to use Decimal type.
from decimal import *
test1 = Decimal('250.90')
...
On Jan 21, 4:32 pm, Kenneth Lundström <kenneth.t.lundst...@gmail.com>
wrote:
> test1 = 250.90
> test2 = 47.90
> test3 = 99.90
>
> test4 = test1 + test2 + test3
>
> test5 = 398.70
>
> test6 = test5 - test4
>
> return test6
>
> This returns -5.68434188608e-14 not 0 as you would expect, or?
>
> Kenneth
