Does it support order of operations?

Yes. The calculator follows standard mathematical order of operations (PEMDAS/BODMAS) when evaluating expressions.

Can I switch between degrees and radians?

Yes. Click the DEG/RAD toggle button to switch angle mode. DEG mode is selected by default.

What is the memory function?

M+ adds the current value to memory, M- subtracts it, MR recalls the stored value, and MC clears the memory.

Does it save calculation history?

Yes. The calculator keeps a history of up to 20 recent calculations that you can review and reuse.

Scientific Calculator

Full-featured scientific calculator with trigonometric, logarithmic, and advanced math functions. Free online scientific calculator.

scientific calculatortrig calculatorsin cos tanlogarithm

Disclaimer: This tool provides estimates for informational and educational purposes only. It does not constitute professional financial, medical, or legal advice. Please consult with a qualified professional before making any significant decisions based on these estimations.

Common Use Cases

double-checking day-to-day calculations
sanity-checking numbers before sharing them
fast answers on mobile without a spreadsheet

What is Scientific Calculator?

The Scientific Calculator is a comprehensive online calculator that supports basic arithmetic, trigonometric functions (sin, cos, tan and their inverses), logarithms (log and ln), exponents, roots, factorials, and constants like π and e. It features DEG/RAD angle mode switching, memory functions (M+, M-, MR, MC), calculation history, and parenthesis support for complex expressions. Perfect for students, engineers, and anyone needing advanced math computations.

How to Use This Tool

1Use the number pad and operators for basic arithmetic
2Use scientific function buttons (sin, cos, log, etc.) for advanced operations
3Toggle between DEG and RAD mode for angle calculations

Example

Input

sin(45°)

Output

0.7071

Before You Rely on This Result

UtilityNest keeps tools in this category focused on transparency: short instructions, a worked example, and plain-language guidance so you can review the result before you depend on it.

Check that the inputs reflect your real situation before you rely on the estimate.
Rules, rates, health needs, and legal requirements may vary by country, state, insurer, or provider.
Use this result as a starting point, then confirm important decisions with official sources or a qualified professional.

Frequently Asked Questions

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