1. What Is This Calculator?

This is a simple calculator with tape functionality that keeps track of your calculation history. It performs basic arithmetic operations and displays previous calculations in a tape-like format.

2. How To Use It

Steps:

1. Enter your first number in the "Number 1" field
2. Enter your second number in the "Number 2" field
3. Select the operation you want to perform
4. Click "Calculate" to see the result
5. Previous calculations will appear in the history tape below

3. Features

• Basic arithmetic operations (addition, subtraction, multiplication, division)
• Calculation history tape that persists during your session
• Clear display of both current result and previous calculations
• Simple, intuitive interface

4. Frequently Asked Questions

Q1: How long is the calculation history saved?
A: The history is saved during your current browser session and will be cleared when you close the browser.

Q2: Can I clear the calculation history?
A: Currently, the history can only be cleared by closing the browser or starting a new session.

Q3: Does this calculator handle decimal numbers?
A: Yes, you can enter decimal numbers with up to two decimal places.

Q4: What happens if I divide by zero?
A: The calculator will display an error message if you attempt to divide by zero.