how to add in python

1a = int(input("Enter first number:"))
2b = int(input("Enter second number:"))
3sum = a+b
4print(sum)

1# This program adds two numbers
2
3num1 = 1.5
4num2 = 6.3
5
6# Add two numbers
7sum = float(num1) + float(num2)
8
9# Display the sum
10print('The sum of {0} and {1} is {2}'.format(num1, num2, sum))
11

1a = int(input())
2b = int(input())
3s = a+b
4print(S)

11 + 1 # 2
2
3a = 1
4b = 2
5a + b # 3

1a = 6
2b = 12
3c = a + b
4#That is how you can add two numbers or variables