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Popular calculators

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.

ROT47 cipher - encoder / decoder

ROT47 cipher online encoder and decoder. Encrypt and decrypt any cipher created in a ROT47 cipher. You can use any shift and additionally a key for more precise text encoding.

Fraction calculator - multiplying fractions step by step with explanation

With the Fractions Calculator, you can multiplying 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 multiplying fraction. 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.

Playfair cipher - encoder / decoder

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

Daily water requirement

The calculator will calculate how much water you should consume to supplement your daily requirement.

Timer 555 Monostable, Astable - Output pulse duration calculator

Using this calculator, you will calculate the pulse duration of the output pulse of the NE555 IC in monostable or astable mode of operation.

Apparent temperature calculator

Use this calculator to calculate the "wind chill" temperature or apparent temperature, i.e. the temperature equivalent to humans, caused by the combined effects of air temperature and wind speed

Body fat content - a method of measuring skin folds in 7 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 seven different places on the body.

Resistance, length and diameter of wire calculator

With this calculator, you can calculate the resistance of the cable, knowing the material it is made of. You can also calculate the length of the conductor and the conductor diameter or the conductor cross-section area.

Quadratic function - analysis

With this calculator you will perform a complete analysis of the quadratic function with explanations. The calculator will determine the zero points of the function, the coordinates of its vertex, calculate the delta and present the product and the canonical form of our function. R

Assessment of the fit of the diet and exercise plan - test

Is the chosen weight loss plan adjusted to your needs and possibilities and will it bring the expected results?

The key to success in dietary plans is its proper selection. However, too often we choose plans that are not tailored to us, resulting in ineffectiveness and discouragement, and consequently the quick abandonment of the plan.

Use this test to find out also what factors a tailored diet plan should contain and training sessions. And it's best to apply this test to the already selected plan so as not to waste time on a wrong diet and training.

Vernam cipher - encoder / decoder

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

Parallelogram - diagonals, area, perimeter, sides

Parallelogram calculator will help you calculate the long diagonal of the parallelogram, the short diagonal of the parallelogram, the side length, heights, area of the parallelogram.

Price, discount and discount rate of a treasury bill

This financial calculator will help you calculate the purchase or sale price of Treasury bills, the amount and the annual discount rate.

Playing with the recognition of color shades - an eye test.

The calculator is used to test your eyesight and recognize the difference in color shades. After clicking on the first lighter field, the calculator will change colors and the countdown will begin. Each test takes 15 seconds. Search for a lighter field and click on it. Each subsequent test is more difficult. The test will be aborted if you do not give the correct answer within 15 seconds or if you make a wrong choice three times.

Brinell hardness scale

With this calculator you can calculate the HB hardness or the hardness of metals based on the Brinell hardness test.

Molar concentration

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.

Daltons law of partial volume

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

Child height in the future. Predicted Adult Height calculator

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

Harmonic mean calculator

With this calculator you will calculate the harmonic mean.



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