round numbers python code example

Example 1: python round up

>>> import math

>>> math.ceil(5.2)
6

>>> math.ceil(5)
5

>>> math.ceil(-0.5)
0

Example 2: round python

int x = 6.3456824221

#round(number_to_roundoff, round_off_till)
#round_off_till is optional

print(round(x))    		#output: 6
print(round(x, 3)) 		#output: 6.346
print(round(x, 1)  		#output: 6.3

Example 3: how to round in python

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

Example 4: how to round a float in python

round(number, ndigits)

Example 5: how to round a number down in python

>>> import math

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

Example 6: round numbers python

variableName.round(3)
round(variableName, 3)
print('{: .3f}'.format(variableName))
print("variableName : %0.3f" % variableName)