We can perform all types of calculation and Comparison in Python.

**Expression** are used to perform calculations in Python.

**Expression** – Combination of Numbers and Operator. Operator Decides the type of calculation performed by the Expression.

**Example: 3+4=7**

**Types of Operator:**

- Arithmetic Operator
- Comparison Operator
- Logical Operator

**Arithmetic Operator** – Performs the simple Mathematical Calculation.

**# Accept nos from user and find its sum
x=int(input(‘Enter a number : ‘))
y=int(input(‘Enter a number1 : ‘))**

#adding nos

sum=x+y

**#print output
print(‘Sum is =’, sum)**

Like Addition, Subtraction, Multiplication and Division can be performed.

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