python list of numbers and find sum from 2 numbers code example

Example 1: sum of 2 numbers in python

a = int(input("Enter first number:"))
b = int(input("Enter second number:"))
sum = a+b
print(sum)

Example 2: how to calculate the sum of a list in python

# Python code to demonstrate the working of  
# sum() 
numbers = [1,2,3,4,5,1,4,5] 
  
# start parameter is not provided 
Sum = sum(numbers) 
print(Sum) # result is 25  
# start = 10 
Sum = sum(numbers, 10) 
print(Sum) # result is 10 +25 = 35

Example 3: python sum of list

>>> list = [1, 2, 3]
>>> sum(list)
6