Revision In previous tutorial, we've known that 5 is an integer and "5" is string. 5 and "5" are in different types. How about 2+3 and "2+3" Review Exercise 1 : Write the following input code in your Python program and run the program. What is the output? >>>print(2+3) What is the type of 2+3? Review Exercise 1 : Write the following input code in your Python program and run the program. What is the output? >>>print("2+3") What is the type of "2+3"? The output in Review Exercise 1 is 5 . The output in Review Exercise 2 is 2+3. This is because 2 and 3 are intergers. Python operates adding 2 and 3 . In this case, 2 and 3 are called operands and + is the operator. The type of 2+3 is integer while "2+3" is string. Different Operator Name Example Output + addition x+y the value of x+y - subtraction x-y ...