set number of decimals python code example

Example 1: python 2 decimal places

print(format(432.456, ".2f"))

>> 432.45

print(format(321,".2f"))

>> 321.00

Example 2: how to get decimal part of a double in python

number_dec = str(number-int(number))[1:]

Example 3: set number of decimals python

express 'rewrite' the number 3.1416 to two significant figures.
express rewrite the number 8.998 to two significant figures.