Choose language

PL, EN, ES, DE, FR, RU


Popular calculators

Octagon - diagonals, area, perimeter, sides

Octagon calculator will help you calculate the long diagonal of the octagon, the medium diagonal of the octagon, the shorter diagonal of the octagon, the side length, height, area of the octagon, circumference and radius of the circumscribed circle and the radius of the circle inscribed in the regular octagon.

Water loss in the body calculator

Using the calculator, we will calculate the water lost from the body and the percentage of weight loss after the exercises.

Median of the interval distributive series

With this statistical calculator, you will learn how to calculate the median of an interval distributive series from grouped data.

Bacon cipher - encoder / decoder

Bacon cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Bacon cipher.

Addition in columns

With this calculator you will learn how to add in columns. You can check if the addition you have made is correct

Playfair cipher - encoder / decoder

Playfair cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Playfair cipher.

Leverage, Operating Leverage, Total Leverage, Gearing

The DFL Finacial Leverage Calculator will help us calculate how sensitive the cash flow is to changes in operating profit.
With the DOL Operating Leverage Calculator, we will calculate how sensitive operating revenues are to changes in sales. The DTL Total Leverage Calculator will help us calculate the profit sensitivity to sales growth.

Body fat content - a method of measuring skin folds in 3 places

The Body Fat percentage calculator will help you calculate the amount of fat stored in your body. It uses a method of measuring skin folds in three different places on the body.

Dilution of solutions

Using this calculator, you can calculate the total volume of the solution after dilution and the volume of solvent added during dilution.

Text analyzer, number of words, number of letters, number of lines

Thanks to the calculator you can calculate the number of letters, the number of words, the number of characters and the number of paragraphs in any text.

Mode of the series of distributing class intervals

Online calculator calculates the mode of series of distributing class intervals. You learn how to find the Modal value for a grouped data with different intervals between the data classes.

Voltage drop calculator from current for single-phase and three-phase circuits

With this calculator you can calculate voltage drops for single-phase and three-phase AC circuits calculated from the rated current. You will also calculate wire length, wire diameter, wire cross-sectional area, voltage or current.

Interest coverage ratio - calculator

The calculator is used to calculate the coverage of bills by profit before paying off the tax bill.

Circle - geometric figure

Thanks to the calculator, you can easily calculate the area of a circle, the circumference of a circle, the area of a circle segment and the length of the circle arc.

Child's blood group

You will calculate with fairly high accuracy the likelihood of your baby having a particular blood group.

Am I going bald? When will I go bald?

Are your hair falling out, are you starting to go bald? Use this calculator and check the probability and age at which you may be at risk of total hair loss.

Mean square, arithmetic mean of the squares, power mean of second order

With this calculator you will calculate the mean square or arithmetic mean of the squares also known as the power mean of the second order.

Fraction calculator - dividing fractions step by step with explanation

With the Fractions Calculator, you can dividing any two mixed numbers or proper and improper fractions.
Fractions Calculator will show you the result of operations on fractions step by step and will give you explanations of the operations performed to divide fractions. You will learn how to simplify fractions, how to find a common denominator, how to find the least common multiple and the greatest common divisor.

Average absolute deviation, or mean absolute deviation (MAD)

With this calculator you will calculate the average absolute deviation, or mean absolute deviation (MAD), of a data set is the average of the absolute deviations from a central point.

Floor panels and materials calculator

Flooring Calculator is a complete tool to calculate the costs and materials needed to lay a wooden floor. Thanks to the calculator, we will find out how many packages of panels, underlay, vapor barrier foil under the panels, skirting boards, connectors, corners and plugs will be needed, as well as the cost of all materials including labor.



Online calculator