Thanks to the calculator, you can calculate the partial volume according to Daltons law.

With the Fractions Calculator, you can add 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 add 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.

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

The cone calculator will help you calculate the volume of the cone, the total area of the cone, the side area of the cone, the base area of the cone, the generatrix length and the radius of the cone base, and the volume of the sphere described on the cone.

This calculator helps us check whether the planned investment will be profitable and whether the project should be accepted or rejected.
Thanks to the calculator, we can calculate:
NPV (Net Present Value) - sum of discounted net cash flows
PI (Profitability Index) - investment profitability
IRR (Internal Rate of Return) - internal rate of return
DPP (Discounted Payback Period) - discounted payback period
Value of discounted net cash flow for each period.

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.

You can calculate any system of linear equations, both homogeneous and heterogeneous with any number of unknowns by Gauss-Crout elimination method.

Use this calculator to calculate the molecular weight of gas.

The calculator will calculate the estimated number of heartbeats and breaths you have given since birth.

With the Langevin trigonometric function calculator you can calculate the values of the function. In addition to the response results, the calculator will also plot the selected function. You can choose a ready function, e.g. L(x) or enter your own function, e.g. L(x^2), L(x+3) etc.

With this calculator you will calculate the geometric mean, also called the power mean of the zero order.

Height calculator will help you calculate what height your child will have in the future, ie when it stops growing. Predicted Adult Height

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

Using the calculator, you can calculate the pressure, volume, temperature and volume of moles of ideal gas.

How to convert a dog's age to human age? How old is a dog in human years? How long will my dog live? Dog Age Calculator will help you with these and many other questions.

With this statistical calculator, you will learn how to calculate the arithmetic mean of a distribution point series (grouped data).

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

With the help of the math calculator you can easily and quickly calculate the slope, the point of intersection with the Y axis.

Thanks to the calculator, you can easily calculate the amount of calories you burn every day. There are over 600 different activities available, from which you can choose those that were or will be performed on a given day and set the duration for each selected activity.

As a result, the calculator will provide the total duration of all activities, the sum of calories burned and the number of calories consumed for each activity separately, including the time of its execution. The calculator also tells you how many hours you need to constantly perform a given activity to lose weight by about 0.5 kg, taking into account your weight.

Using this calculator you can calculate the molar concentration of the solution, ie the number of moles of a given chemical substance that contains 1 liter of solution.