Write a program to perform mathematical calculator.

Q. Write a program to perform mathematical calculator.

Answer :-

num1 = float(input("Enter the First number:- "))
num2 = float(input("Enter the Second number:- "))
operator = input ("Enter Operator:- ")
if operator == "+":
    print (num1 + num2)
elif operator == "-":
    print (num1 - num2)
elif operator == "*":
    print (num1 * num2)
elif operator == "/":
    print (num1 / num2)
else:
    print ("invalid input")

Output:-

Enter the First number:- 45
Enter the Second number:- 2
Enter Operator:- *
90.0
>>>