# All online calculators

• Total time

This calculator allows you to carry out the addition of the time - it displays the total, the average, minimum and maximum.

• Total volume

This calculator calculates total volume as sum of volumes of entered rectangular parallelepipeds.

• Tournament table

The calculator performs the participant placement with two following conditions: 1) Each participant must start from each starting position. 2) Each participant must encounter every other participant.

• Trapezoid - Shaped Throat Opening

Use this calculator to lay out a trapezoidal shaped throat cut-out. Enter the throat area from the PitCalc, your tank's diameter and dam height.

• Travel Duration

This online calculator computes travel duration given departure time and city and arrival time and city using time zones information

• Traveling Wave Relationship

The relationship of the wave frequency, wavelength and propagation velocity.

• Triangle angles for given triangle sides

This calculator computes triangle angles for given triangle sides using cosine law

• Trigonometric functions

This online calculator computes the values of elementary trigonometric functions, such as sin, cos, tg, ctg, sec, cosec for an angle, which can be set in degrees, radians, or grads.

• Triple exponential smoothing

Description and examples of triple exponential smoothing

• Two argument arc tangent

The calculator gives an angle between positive axis x and the ray to the given point from point 0. The result corresponds to atan2 function, implemented in many computer languages and math libraries.

• Two sample t-Test

The calculator to perform t-Test for the Significance of the Difference between the Means of Two Independent Samples

• Unique words count

The calculator counts number of unique words in a given text. It also count number of repeated words. It also can remove all the repetitions from the text.

• Universal High School GPA Calculator

This online calculator lets you figure out your high school GPA. Even more, it provides you with editable conversion tables and weights, so you can tweak calculations in case you need it.

• Unused leave compensation at dismissal

Calculates the payment of compensation for unused leave, envisaged by the labor legislation of the Russian Federation to the dismissal of an employee.

• URL-encoded string decoder

This converter decodes URL-encoded string (percent-encoded characters). It converts reserved characters as well as UTF-8 characters

• Usable volume of tank

This calculator find usable volume of tank, taking into account wall thickness

• Use of Time Summary

This calculator summarizes time for different activities entered into table

• Values of one-variable function

This online calculator calculates values of one-variable function given function formula and set of variable values

• VARIANT DATE to datetime string

This online calculator converts VARIANT DATE (double) value to datetime string.

• Vector Addition Calculator

This online calculator performs vector addition and displays vectors and vector sum graphically.