Sine

Online Sine Calculator

The sine calculator will allow you to calculate this trigonometric value by simply entering the angle and selecting its units (angles or radians). When you have completed these data, press the calculate button and you will automatically obtain the value of the sine of the angle entered.

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Dividing fractions online

Dividing fractions calculator

Divide fractions online in the simplest way possible with our mathematical calculator. Its operation is very simple since you only have to write the two fractions you want to divide, each one in its corresponding text field and following the 2/3 format to indicate how much the numerator and denominator are worth.

When you have written the two fractions, press the calculate button and you will obtain the division between both fractions.

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Multiply fractions online

Fraction Multiplication Calculator

Multiplying fractions is very simple. To achieve this, we simply need to know that the numerator of the resulting fraction is the multiplication of the numerators and the same for the denominator.

If you want to avoid the previous operation, our fraction multiplication calculator allows you to perform the relevant calculations automatically and obtain the result in irreducible fraction format. Simply enter a fraction in each field, press the calculate button and you are done.

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Subtraction of fractions

Subtraction of fractions calculator

Do you need subtract fractions? Con nuestra calculadora online puedes hacer esta operación de forma automática introduciendo el valor de una fracción. Para ello, simplemente tienes que usar el símbolo "/" para especificar el valor del numerador y denominador. Por ejemplo, un medio se escribe de la forma 1/2.

Each field also supports the possibility of working with mixed fractions, es decir, fracciones con números enteros. Por ejemplo, puedes escribir una operación como 2 2/3 - 4 5/3, que sería algo como lo siguiente (2+2/3)-(4+5/3).

In both cases, you will obtain the subtraction of two fractions in irreducible format to solve any mathematical problem.

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Fraction calculator

Fraction calculator

On this page you will find a fraction calculator that will allow you to perform addition, subtraction, multiplication or division.

Its operation is very simple. You only have to enter the numerator and denominator values of both fractions in the boxes that appear in the tool, select the type of operation you want to perform and press the calculate button. You will automatically get the result you are looking for, even in the case of irreducible format.

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Irreducible fraction calculator

Irreducible fraction calculator

Do you want to calculate an irreducible fraction? With our online calculator you will be able to get it in the easiest way possible and without manual calculations. Simply enter the value of the numerator, denominator and press the calculate button.

You will automatically obtain not only the irreducible fraction, but you will also be able to see different representations of its value.

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Sum of fractions calculator

Fraction addition calculator

With our fraction addition calculator you will be able to apply this simple operation automatically and without mistakes. Its algorithm will give you the result of a sum of simple or mixed fractions.

For example:

  • Simple fraction: 1/2 + 1/2 = 1
  • Mixed fraction1 1/2 + 1 1/2 = 3 (Note that in this case, we are adding 1 and 1/2 twice).

Finally, click on the button represented by the equal sign or on the calculate button and you will get the result for add the two fractions together you have entered.

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Probability of something happening

Probability calculator

Calculating the probability of an event is very simple if we know the number of favorable outcomes and the number of possible outcomes of the event.

  • Number of favorable resultsThe number of times the event can occur. For example, on a six-sided die we have three favorable outcomes of getting an even number.
  • Number of possible outcomesHere we write the number of possible outcomes that the event has. Continuing with the example of the die, we have a total of six possible outcomes.

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Inverse rule of three calculator

Rule of three calculator

The inverse rule of three allows you to calculate the quantity of one quantity corresponding to a given quantity of the other quantity inversely proportional to the first one. If the previous explanation did not help you much, hopefully this one will help you a little more.

It should apply an inverse rule of three when there is a relationship between the quantities as follows:

  • A plus → minus.
  • A minus → plus.

Inverse rule of three

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Greatest common divisor calculator

Greatest common divisor calculator

Calculates the greatest common divisor of two integer numbers without the need to perform the decomposition into prime factors of each of them. With our online calculator you can find the value of the GCD automatically:

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Calculate area and apothem of a regular hexagon

Hexagon area and apothem calculator

Calculates without formulas the area of a regular hexagon and its apothem. Regular means that all sides are equal, an important factor for our online tool to work properly and provide the result you are looking for.

If you want to to know the area of a regular hexagonSimply enter the value of one of its sides, press the calculate button and you're done. It's that easy. Remember that we have multiple math calculators to facilitate those simple calculations that require the use of formulas that we have already forgotten in some corner of our brain.

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Calculate area and apothem of pentagon

Pentagon area and apothem calculator

Calculate apothem and area of a pentagon

Do you need to calculate the area of a regular pentagon or its apothem and you don't know the formula? No problem thanks to our online tool.

It is only necessary to know the length of one side of this polygon and enter its value in the online calculator. After pressing the calculate button, you will get the area and the value of its apothem.

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Calculate area of rhombus

Rhombus area calculator

Calculate the area of the rhombus is very easy with our free online calculator. The only data we need to know are the values that measure the major diagonal and minor diagonal of the polygon. If you have them, enter the numbers in the tool, press the calculate button and you will get the area of the rhombus immediately.

Remember that it is imperative that the units of origin matchthat is, both in centimeters, meters or whatever. You can always use our length unit converter if you have to make any transformations to meet this requirement.

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Calculator for n-th root of a number

Nth Root Calculator

Although we usually work with square roots or even we calculate cube rootsIf we need to use a know the n-th root of a number. This means that by multiplying the root value a total of n times, we obtain the initial number on which we calculate the root (radicand).

You can then use our online n-th roots calculator for you to define the value of the radical index:

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Cube root calculator

Cube root calculator

Calculates the cube root of any numberYou can calculate a cube root, positive or negative, with our online cube root tool. Simply enter the number to which you want to apply the root and click on the calculate button. You will immediately get the value you are looking for, without manual operations.

What is the significance of the value obtained after applying the cube root of a number? Well, if you multiply that number by itself a total of three times, you will get the value of the radicand.

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Square root calculator

Square root calculator

Calculates any square root thanks to our online calculator that will allow you to save operations and to know which is the number that, by squaring it, gives us the value of the radicand (the one inside the root).

Remember that square roots of a negative number cannot be computed since any number less than zero, if multiplied by itself, gives us a positive number.

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Multiplication calculator

Multiplication calculator

Perform any multiplication online with decimals thanks to our multiplication calculator. You simply have to enter the values of the multiplicand and multiplier to get the product of both after pressing the calculate button.

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Casio scientific calculators

Casio FX-991ES PLUS Calculator

Scientific calculators

Are you looking for a Casio scientific calculator? They are the queen in schools, colleges and universities, especially for their affordable price and possibilities.

Below is a selection of Top 5 Casio scientific calculatorsThe alphanumeric display but no graphing capability, which is usually forbidden in exams.

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Degrees to radians

Angle to radians calculator

If you're working with trigonometry problems, then you're probably tired of convert degrees to radians or the reverse operation. Precisely for this reason, our angle to radians calculator will save you this repetitive calculation.

Its operation is very simple. Simply select the type of conversion you want to perform, enter the angle figure and click on the calculate button. You will automatically have the conversion of your angle in radians or degrees.

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Calculate volume of a sphere

Area of a sphere calculator

If you have already calculated the area of a sphere and now you are interested in knowing its volume, below you have the calculator to know the volume of a sphere.

You only have to enter the radius of the sphere and press the calculate button to obtain the volume of this figure. Our tool will provide you with the result in two possible forms of representation so that you can choose the one that is most useful to you:

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Calculate volume of a cylinder

Cylinder Volume Calculator

Calculate the volume of a cylinder of circular base is easy if we know the radius of one of its bases and the height, that is, the distance between both bases. If you know the value of these unknowns, simply enter it in our online calculator and you will get the value of the volume of that particular cylinder.

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Calculate area of a cylinder

Cylinder Volume Calculator

Calculate the area of an online cylinder is something you can achieve thanks to our tool. Its operation is very simple and will allow you to know the area of a cylinder in a matter of seconds.

The only data that you need to know about the cylinder is the height and the radius of one of its bases. These are the only two unknowns needed to calculate the area of this figure. Remember that a cylinder has two circular bases and a height that is the distance between them.

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Pythagorean Theorem Calculator

Pythagorean Theorem Calculator

Pythagorean Theorem

Thanks to the Pythagorean theorem sabemos que el valor de la hipotenusa al cuadrado de cualquier triángulo rectángulo es igual a la suma de los cuadrados de los catetos. Esto se aprecia de forma visual y matemática en la imagen que tenéis justo encima y en la cual se pueden ver los catetos 'a' y 'b' junto con la hipotenusa 'c' que corresponde con el lado de mayor longitud.

If you want to calculate the value of any side of a right triangle knowing the other two, now you can do it thanks to our Pythagorean Theorem online calculator:

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Neperian logarithm calculator

Neperian logarithm calculator

Calculating a neperian logarithm o logaritmo natural es muy sencillo gracias a nuestra calculadora online. Recuerda que el logaritmo neperiano es aquel cuya base es el número 'e', por lo tanto, podemos decir que el logaritmo neperiano de un número x es el exponente al que debe ser elevado el número 'e' para obtener dicho número, o lo que es lo mismo, the exponential function.

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Logarithm Calculator

Logarithm Calculator

Calculate logarithms online without the need for calculators and formulas is possible thanks to our tool. You only have to enter the base value of the logarithm and the number on which you want to apply the operation.

Remember that theory tells us that the logarithm of a numberin a given base, is the exponent to which we must raise the base to obtain the same number. This theoretical statement is reflected in the following mathematical formula:

Logarithm Calculator

Having seen the theory a little bit in detail, you can move on to calculate the logarithm online with our tool:

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Quadratic equation calculator

Second Degree Equation Calculator

Solving a second degree equation

Calculate second degree equations online is possible thanks to our calculator, just enter the value of the coefficients a, b and c to obtain the possible solutions to the equation. Depending on the value of the discriminant (b2-4ac), the roots of the second degree equation can be very different:

  • Negative discriminantThe equation has no real solutions.
  • Discriminant equal to zeroThe equation has a double solution
  • Discriminant greater than zeroThe equation has two real solutions with different numbers.

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Area of a sphere calculator

Area of a sphere calculator

If you need calculate the area of a sphere online, thanks to our calculator you can get it just by entering the value of the radius of this figure.

To calculate the area of a sphere manually, you only have to multiply by four the squared radius of the sphere and all this by the PI number, so you will get the value of the sphere. surface.

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Circle area calculator

Circle area calculator

Calculate the area of the circle online is a simple operation thanks to our calculator, a perfect tool in case we do not remember the formula involving the PI number.

If you want to refresh your memory for the next time you have to calculate the area of a circle, you should know that you have to square the value of its radius and multiply the result by the number PI, it's that easy. You can also skip the operation and use our online calculator.

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Rectangle area calculator

Rectangle area calculator

Calculate the area of a rectangle based on the formula for calculating its area, which tells us that, if we want to calculate the area of a rectangle, we have to multiply its base by its height. In the case of the squareBoth values are equal, so it would be enough to square the value of one of its sides, but in the rectangle there are differences between one and the other.

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Area of a square calculator

Area of a square calculator

Area of a square calculator taking into account the value of one of its sides. This regular polygon has four exactly equal sides so the formula to calculate its area, we only have to square the value of one of its sides, which would be equivalent to multiplying its base by its height.

Calculate the area of a square automatically with our online calculator:

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Calculate area of a triangle

Triangle area calculator

Calculate the area of a triangle is a very simple operation given the simplicity of this geometric figure. The triangle area calculator makes it easy to obtain the area of the triangle by multiplying the base by the height and dividing the result by two.

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Division calculator

Division calculator

With our division calculator you will know the result obtained by dividing two real numbers.

The operation of the division calculator with remainder is very simple since you only have to write the value of the dividend and the divisor. When you have done it, press the calculate button and you will get the result of the division in decimal form or broken down by quotient and remainder, all automatically to make it easier for you to perform the division.

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Rule of three calculator

Rule of three calculator

The rule of three is a useful mathematical tool that relates three known unknowns to find out the value of a fourth element, which establishes a relationship of proportionality between all the unknowns involved in this calculation.

The online rule of three calculator allows to find out the value of the unknown Y as follows:

Rule of three formula

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Percentage calculator

Percentage calculator

If you want to calculate the percentage of a numberHere you will find a very easy to use tool for this purpose.

All you have to do is write the percentage of a given amount and press the calculate button to get the result you are looking for. If you are looking for another tool to get the percent, keep reading because we have many more percentage calculators for you.

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