1. What is the CAT Calculator?

The CAT (Computerized Adaptive Testing) Calculator is a simple tool for performing basic arithmetic operations on two numbers. It provides quick calculations with clear results.

2. How Does the Calculator Work?

The calculator uses the basic formula:

Where:

• \( a \) — First input number
• \( b \) — Second input number
• \( Operation \) — Selected arithmetic operation

3. Available Operations

Details: The calculator supports four basic arithmetic operations:

• Addition (a + b)
• Subtraction (a - b)
• Multiplication (a × b)
• Division (a ÷ b)

4. Using the Calculator

Tips: Enter two numbers, select an operation, and click Calculate. 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 integer and decimal numbers (e.g., 5, 3.14, -2.5).

Q2: What happens if I divide by zero?
A: The calculator will return "Undefined (division by zero)" as division by zero is mathematically undefined.

Q3: How precise are the calculations?
A: Calculations are performed with floating-point precision, accurate to at least 2 decimal places.

Q4: Can I use negative numbers?
A: Yes, the calculator supports negative numbers for all operations.

Q5: Is there a limit to the number size?
A: Extremely large numbers may be limited by your browser's JavaScript implementation.