All online calculators

  • Luhn algorithm

    Calculates digit sequence checksum using Luhn algorithm (mod 10), calculates validation digit (the digit to be appended to the digit sequence to make whole sequence ckecksum equal to zero).

  • Math equation simplification

    Simplifies math equation with single variable (x). In eqation you may also use integer and fractional numerical constants arithmetic operations, trigonometric and hyperbolic functions.

  • Math equation syntax

    Math equation samples.

  • Math operations on degrees

    This online calculator supports simple mathematical operations, addition/subtraction/multiplication/division, on degrees

  • Math worksheets generator for elementary school

    Random worksheets, which are generated automatically from user parameters.

  • Mathematical calculator

    Mathematical calculator is used for evaluation math expressions with arithmetic operations (+-/*^) and functions: sqrt - square root, exp - exponential function, lb - binary logarithm, lg - decimal logarithm, ln - natural logarithm, sin - sine, cos - cosine, tan - tangent, cot - cotangent, sec - secant, csc - cosecant, arcsin - arcsine, arccos - arccosine, arctan - arctangent, arccot - arccotangent, arcsec - arcsecant, arccosec - arccosecant and others

Molar mass of the substance

Calculates the molar mass of the substance using atomic mass units from the periodic table

Molar mass of the substanceCreative Commons Attribution/Share-Alike License 3.0 (Unported)

Monthly issue number generator

Issue Number Generator for unnumbered magazines & comics & newspapers. If magazine did not print issue numbers, only dates, it can number them all, f.e. all Sundays starting with specified date up to specified date.

Monthly issue number generatorCreative Commons Attribution/Share-Alike License 3.0 (Unported)

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