1. What Is Simple Calculator?

A simple calculator performs basic arithmetic operations including addition, subtraction, multiplication, and division. It provides a straightforward way to compute mathematical operations quickly and accurately.

2. How Does The Calculator Work?

The calculator performs basic arithmetic operations:

• Addition: Sum of two numbers
• Subtraction: Difference between two numbers
• Multiplication: Product of two numbers
• Division: Quotient of two numbers (with zero division protection)

Explanation: The calculator takes two input numbers and performs the selected mathematical operation, displaying the result with four decimal precision.

3. Importance Of Basic Calculations

Details: Basic arithmetic operations are fundamental to everyday life, from simple budgeting and shopping to more complex financial planning and problem-solving.

4. Using The Calculator

Tips: Enter two numbers, select the desired operation, and click calculate. The calculator will display the result with appropriate precision.

5. Frequently Asked Questions (FAQ)

Q1: What number formats are supported?
A: The calculator supports both whole numbers and decimals with up to four decimal places.

Q2: What happens if I try to divide by zero?
A: The calculator includes protection against division by zero and will display an error message instead of performing the invalid calculation.

Q3: How precise are the calculations?
A: Results are displayed with up to four decimal places for accurate representation of the calculation.

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: The calculator uses standard PHP floating point numbers, which have practical limits but should handle most everyday calculations.