# Python program for simple calculator # Function to add two numbers def add(num1, num2): return num1 + num2 # Function to subtract two numbers def subtract(num1, num2): return num1 - num2 # Function to multiply two numbers def multiply(num1, num2): return num1 * num2 # Function to divide two numbers def divide(num1, num2): return num1 / num2 # Display option to choose print("Please select operation -\n" \ "1. Add\n" \ "2. Subtract\n" \ "3. Multiply\n" \ "4. Divide\n") # Take input from the user select = int(input("Select operations form 1, 2, 3, 4 :")) #Take 1st and 2nd Number From User number_1 = int(input("Enter first number: ")) number_2 = int(input("Enter second number: ")) if select == 1: print(number_1, "+", number_2, "=", add(number_1, number_2)) elif select == 2: print(number_1, "-", number_2, "=", subtract(number_1, number_2)) elif select == 3: print(number_1, "*", number_2, "=", multiply(number_1, number_2)) elif select == 4: print(number_1, "/", number_2, "=", divide(number_1, number_2)) else: print("Invalid Input")