how to round a number in python

# To round a number in Python, use 'round()'
round(21.57) # Output: 22
round(5.473, 2) # Output: 5.47

>>> import math

>>> math.ceil(5.2)
6

>>> math.ceil(5)
5

>>> math.ceil(-0.5)
0

>>>import math
>>> math.floor(1.6)
1
>>> math.floor(2)
2
>>> math.floor(3.9)
3

round(number, ndigits)

num = 33.8999
print(int(num))
#or
print(round(num))

int(round(x))

round(number, number of digits)

>>> import math

>>> math.ceil(1.2)
2

>>> math.ceil(2)
2

>>> math.ceil(-0.5)
0

>>> round(2.5)
2

>>> import math

>>> math.ceil(3.2) # round up
4

round(n, ndigits) # round(1.123456789,5) --> 1.12346

>>> import math

>>> math.floor(3.9) # round down
3