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About Standard Calculator

This calculator is perfect for daily accounting, discounts, bill splitting, and quick calculations. Features MC/MR/M+/M- memory keys and keyboard input. All calculations run locally in your browser.

Basic Operations
Addition, subtraction, multiplication, division
Percentage Calculation
Discounts, commissions, and bill splitting
Memory Functions
MC / MR / M+ / M- for quick accumulation
Keyboard Support
Enter numbers and operators directly
Support for all four operations, percentages, and sign toggle
Memory keys for quick accumulation and subtraction
Clear display for quick accounting
All calculations run locally in your browser

How to Use

1
Enter Number
Use buttons or keyboard to enter the first number.
2
Choose Operator
Click +, -, ×, ÷ to start the operation.
3
Calculate
Press = or Enter to see the final result.
4
Continue
Continue calculating or press C to clear and start over.

Use Cases

Daily Calculations
Shopping, cooking, recipe conversions.
Learning Support
Homework, verification, practice exercises.
Financial Calculations
Bills, splitting, reimbursements, taxes.
Work & Office
Quick quotes, discounts, simple accounting.

Calculator Tips

Percentage Calculation

Type 200 × 15% to quickly calculate discounts or commissions.

Memory Functions

Use M+ to add, MR to recall, great for multiple totals.

Keyboard Shortcuts

Press Enter to calculate, Backspace to delete the last digit.

Simple, Fast, Reliable Calculator
If you just need quick calculations, this tool is all you need.
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