ask for 3 numbers and add them in a function code example

Example 1: pythn programme for adding user unputs

# Store input numbers
num1 = input('Enter first number: ')
num2 = input('Enter second number: ')

# Add two numbers
sum = float(num1) + float(num2)

# Display the sum
print('The sum of {0} and {1} is {2}'.format(num1, num2, sum))

Example 2: how to add 2 variables in python

var1 = 5
var2 = 5

result = var1 + var2