1. What is the CAT Calculator?

The CAT (Calculator On Screen) performs basic arithmetic operations on two input numbers. It provides quick and accurate results for addition, subtraction, multiplication, and division.

2. How Does the Calculator Work?

The calculator uses the basic arithmetic formula:

Where:

• \( a \) — First input number
• \( b \) — Second input number
• \( Operation \) — Selected arithmetic operation (add, subtract, multiply, divide)

3. Importance of Calculation

Details: Accurate arithmetic calculations are fundamental in many fields including finance, engineering, and daily life. This calculator provides reliable results for basic operations.

4. Using the Calculator

Tips: Enter two numbers and select an operation. The calculator will display the result immediately. For division, ensure the second number is not zero.

5. Frequently Asked Questions (FAQ)

Q1: What number formats are accepted?
A: The calculator accepts both whole numbers and decimals.

Q2: How many decimal places are shown?
A: Results are rounded to 2 decimal places for clarity.

Q3: What happens if I divide by zero?
A: The calculator will display "Undefined (division by zero)" as the result.

Q4: Can I use negative numbers?
A: The current version only accepts positive numbers as input.

Q5: Is there a mobile version?
A: Yes, the calculator is responsive and works on all devices.