Mathematical Calculator

Advanced online calculator with scientific functions, memory operations, and calculation history.

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7,780+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

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About This Tool

Calculator IX is a fully-featured online calculator that performs basic arithmetic operations (addition, subtraction, multiplication, division) along with advanced scientific functions including trigonometry (sin, cos, tan), logarithms (log, ln), exponents, square roots, and more. It includes memory operations (M+, M-, MR, MC) to store and recall values, maintains a calculation history, and provides a clean, responsive interface. All calculations are performed client-side with no backend required.

Save your calculation history with a free account

How to Use

Enter numbers using the number buttons or keyboard
Select an operation (+, -, ×, ÷) or advanced function (sin, cos, log, etc.)
Press '=' or 'Calculate' to compute the result
Use memory buttons (M+, M-, MR, MC) to store and recall values
View calculation history in the results section
Clear the current input with 'C' or reset everything with 'AC'

Frequently Asked Questions

Find Quick Answers

Does this calculator require an internet connection after loading?

No, all calculations are performed client-side in your browser, so once the page loads, you can use it offline.

Can I use keyboard shortcuts with this calculator?

Yes, you can use number keys (0-9), operators (+, -, *, /), Enter for equals, Escape for clear, and 'm' keys for memory operations (M+, M-, etc.).

How many calculations are stored in the history?

The calculator maintains the last 10 calculations in history, which you can view in the results section.

Does this calculator support complex numbers or matrices?

No, Calculator IX focuses on basic arithmetic and scientific functions for real numbers. It does not handle complex numbers or matrix operations.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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