Repository

e.g. https://github.com/utopian-io/utopian.io

What Will I Learn?

In brief, write details of what the user is going to learn in a bullet list.

• You will learn how to make a calculator

Requirements

State the requirements the user needs in order to follow this tutorial

• you will require only python software

Difficulty

Choose one of the following options:

• Basic

Tutorial Contents

A full description of the topics covered in this tutorial, plus the contents of the tutorial itself.

Just copy the codes from the given link and make a calculator and follow my steps

This function adds two numbers

def add(x, y):
return x + y

This function subtracts two numbers

def subtract(x, y):
return x - y

This function multiplies two numbers

def multiply(x, y):
return x * y

This function divides two numbers

def divide(x, y):
return x / y

print("Select operation.")
print("1.Add")
print("2.Subtract")
print("3.Multiply")
print("4.Divide")

Take input from the user

choice = input("Enter choice(1/2/3/4):")

num1 = int(input("Enter first number: "))
num2 = int(input("Enter second number: "))

if choice == '1':
print(num1,"+",num2,"=", add(num1,num2))

elif choice == '2':
print(num1,"-",num2,"=", subtract(num1,num2))

elif choice == '3':
print(num1,"*",num2,"=", multiply(num1,num2))

elif choice == '4':
print(num1,"/",num2,"=", divide(num1,num2))
else:
print("Invalid input")

Proof of Work Done

Insert here the full url of the code used in the tutorial, under your GitHub or a relevant gist, e.g.

https://github.com/ehtishamjut/calculator