Go to the site: https://repl.it/
USE THIS
#This is a calculator application
#greet the user
print(‘Greetings!!’)
#Enter the first number
num1 = float(input(“Enter the first number: “))
#Enter the 2nd number
num2 = float(input(“Enter the second number: “))
#Enter the 3rd number
num3 = float(input(“Enter the third number: “))
#total the numbers entered.
sum = num1+num2+num3
#display the result
print(sum)