Basic Calculator

Professional calculator with memory functions. Perform arithmetic operations with addition, subtraction, multiplication, division, and memory storage capabilities.

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Calculation History

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Quick Operations

About Basic Calculator

Arithmetic Operations

Perform basic arithmetic calculations including addition, subtraction, multiplication, and division with precise decimal handling.

Memory Functions

Store, recall, and manipulate values in memory with MC (clear), MR (recall), MS (store), and M+ (add to memory) functions.

Quick Operations

Access percentage, square, square root, and reciprocal calculations with one-click convenience buttons.

Calculation History

View your recent calculations with a scrollable history panel that keeps track of your mathematical operations.

Keyboard Support

Use your keyboard for fast input with number keys, operators, and special keys like Enter for equals and Escape for clear.

Error Handling

Smart error handling for division by zero and other mathematical edge cases with clear error messages.

Frequently Asked Questions

How do I use the memory functions?

MS stores the current value in memory, MR recalls the stored value, M+ adds the current value to memory, and MC clears the memory.

Can I use the keyboard?

Yes, the calculator supports keyboard input. Use number keys, operators (+, -, *, /), Enter for equals, Escape for clear, and Backspace for deletion.

What are the quick operations?

Quick operations include percentage (%), square (x²), square root (√), and reciprocal (1/x) calculations for common mathematical needs.

How many calculations are stored in history?

The calculator keeps the last 10 calculations in history, which you can scroll through to review your recent mathematical operations.