# All online calculators

- Barometric leveling
- Base 64 encoding and decoding
The calculators encode string to base64 string and decode back to original string. Special characters (+/) , generally produced by base64 algorithm, can be replaced by the data provided in additional parameter.

- Bayes’ theorem
This online calculator calculates posterior probabilities according to Bayes’ theorem.

- Beaufort scale
Conversion between wind speed measurement units including Beaufort numbers, km/h, m/s, mph, fps.

- Bernoulli trials table
This online calculator calculates probability of k success outcomes in n Bernoulli trials with given success event probability for each k from zero to n.

- Binary Coded Decimal (BCD)
This online calculator converts decimal number to binary code in BCD notation and vice versa

- Binary numbers calculator
This calculator supports common mathematical operations over binary numbers

- Binary, inverse and complement codes
Binary, one's complement (inverse) and two's complement codes (calculator was created by user's request)

- Binomial distribution, probability density function, cumulative distribution function, mean and variance
This calculator calculates probability density function, cumulative distribution function, mean and variance of a binomial distribution for given n and p

- Bisection method
The bisection method in mathematics is a root-finding method that repeatedly bisects an interval and then selects a subinterval in which a root must lie for further processing. The method is also called the interval halving method.

- Body fat calculator - YMCA formula

- Boiling point dependence on the altitude above sea level
This online calculator finds the water boiling temperature given the atmospheric pressure in millimeters of mercury.

- CaCl2 ppm to chlorides WPS ppm converter
This online calculator converts given CaCl2 ppm concentration into chlorides water phase salinity ppm concentration

- Caesar cipher
Calculator encrypts entered text by using Caesar cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed.

- Calculation of payments on corporate property tax
Calculation of the tax amount and the amount of advance tax payments in accordance with Chapter 30 of the Russian Federation Tax Code

- Calculation of the volume by weight
Calculation of the volume and parameters of regular geometric figure by given mass using density of matter reference book.

- Calculation of weight by volume
Calculating the weight by the volume of material with matter density reference book

- Calculator of area of a triangle using Hero's formula