Write a Python program to make a calculater.
a) Input two numbers.
b) Apply Arithmetic operators (+, - ,*, /, % ,//, **)
Answers
while True:
print("1. Addition")
print("2. Subtraction")
print("3. Multiplication")
print("4. Division")
print("5. Remainder only")
print("6. Quotient only")
print("7. Exponentiation")
print("8. Exit")
print()
c = int(input("Enter your choice: "))
print()
if c == 1:
a = int(input("Enter a number: "))
b = int(input("Enter a number: "))
s = a + b
print(s, "is the sum")
print()
elif c == 2:
a = int(input("Enter the larger number: "))
b = int(input("Enter the smaller number:"))
d = a - b
print(d, "is the difference")
print()
elif c == 3:
a = int(input("Enter a number: "))
b = int(input("Enter a number: "))
p = a*b
print(p, "is the product")
print()
elif c == 4:
a = int(input("Enter the dividend: "))
b = int(input("Enter the divisor"))
q = a/b
print(q, "is the quotient")
print()
elif c == 5:
a = int(input("Enter the dividend: "))
b = int(input("Enter the divisor: "))
r = a%b
print(r, "is the remainder")
print()
elif c == 6:
a = int(input("Enter the dividend: "))
b = int(input("Enter the divisor: "))
q = a//b
print(q, "is the quotient")
print()
elif c == 7:
a = int(input("Enter a number: "))
b = int(input("Enter the exponent: "))
e = a**b
print(e, "is the result")
elif c == 8:
break
# Program make a simple calculator
# 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")
while True:
# Take input from the user
choice = input("Enter choice(1/2/3/4): ")
# Check if choice is one of the four options
if choice in ('1', '2', '3', '4'):
num1 = float(input("Enter first number: "))
num2 = float(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))
break
else:
print("Invalid Input")
Output
Select operation.
1.Add
2.Subtract
3.Multiply
4.Divide
Enter choice(1/2/3/4): 3
Enter first number: 15
Enter second number: 14
15.0 * 14.0 = 210.0