Online Calculator
Scientific calculator with all basic operations and advanced functions.
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Note: These calculations are for informational purposes only and do not replace professional tax or financial advice. All information without guarantee.
Frequently Asked Questions
What is the order of operations?
The correct order is: brackets first, then exponents, then multiplication and division (left to right), then addition and subtraction (left to right). Remembered as PEMDAS or BODMAS.
What is the difference between scientific and standard notation?
Standard notation writes numbers normally (300,000). Scientific notation uses powers of 10 (3 times 10 to the 5th). Scientific notation is useful for very large or very small numbers.
What is the Online Calculator?
The online calculator provides all basic operations plus scientific functions such as square root, power, logarithm and trigonometric functions.
How does the Online Calculator work?
Enter the expression or use the calculator keys. The calculator observes order of operations and brackets. Scientific functions (sin, cos, tan, log, ln, sqrt, power) are available.
Key Data and Facts
Basic operations: +, -, *, /. Scientific: sin, cos, tan, log, ln, sqrt, x^y. Constants: pi, e. Memory functions: M+, M-, MR, MC.
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