Question

How to round a number to 1 decimal place in Python

Answer 1

print(round(5.572, 1))  

print(round(5.513, 1)) 

     
     
'''
run:
 
5.6
5.5
 
'''

 

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Answer 2

import math

def round_down_float_to_1_decimal_place(num):
    return math.floor(num * 10) / 10
    
print(round_down_float_to_1_decimal_place(5.572))  

print(round_down_float_to_1_decimal_place(5.493)) 

     
     
'''
run:
 
5.5
5.4
 
'''

 

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Answer 3

import math

def round_up_float_to_1_decimal_place(num):
    return math.ceil(num * 10) / 10
    
print(round_up_float_to_1_decimal_place(5.513))  

print(round_up_float_to_1_decimal_place(5.426)) 

     
     
'''
run:
 
5.6
5.5
 
'''

 

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Answer 4

print("{:.1f}".format(5.593)) 

print("{:.1f}".format(5.426)) 


     
     
'''
run:
 
5.6
5.4
 
'''

 

70+ SQL courses for beginners and professionals