Scientific Calculator

Standard & Scientific modes with keyboard support

About Calculator

A calculator is a device or software used to perform mathematical calculations. From basic arithmetic (addition, subtraction, multiplication, division) to complex scientific functions (trigonometry, logarithms, exponentials), calculators are essential tools in education, engineering, finance, and daily life.

Did you know? The first mechanical calculator was invented by Blaise Pascal in 1642.

How To Use

Basic Arithmetic

Simply enter numbers and operators (e.g., 2 + 2) and press = to see the result.

Clear & Correct

Use AC to clear everything or ⌫ to delete the last character.

Common Uses

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Education: Solving math problems.
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Finance: Budgets & expenses.
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Science: Data analysis & conversions.
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Daily Life: Bill splitting & shopping.

Effective Use

For quick everyday calculations, the standard mode is optimized for speed. Use the history tape feature to keep track of past calculations.

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