# Python Program to Add Two Numbers

Python program to add two numbers; Through this tutorial, i am going to show you how to add two numbers in python.

In this tutorial, i will use arithmetic addition operator + to add two numbers in python . The addition operator accepts two operands and returns the result of addition.

# Python Program to Add Two Numbers

• 1: Simple Python Program to Add Two Numbers
• 2: Python Program to Add Two Numbers with User Input
• 3: Python Program to Add Two Numbers Using Functions

### 1: Simple Python Program to Add Two Numbers

```a = 10
b = 20

sum = a + b

print("sum:", sum)```

Output

sum: 30

### 2: Python Program to Add Two Numbers with User Input

See the following python program to add two numbers from user input; as shown below:

```a = int(input("enter first number: "))
b = int(input("enter second number: "))

sum = a + b

print("sum:", sum)```

Output

enter first number:10
enter second number:20
sum: 30

### 3: Python Program to Add Two Numbers Using Functions

See the python program to add two numbers using functions; as shown below:

```# Program to illustrate
# the use of user-defined functions