# Math Calculators - Free Tools for Percentage, Areas, and Geometric Shapes

CalculatorDescription

## Percentage Calculator

This calculator is used to calculate percentages and percentage increase or decrease.

## Volume Calculator

This free calculator calculates volumes of common shapes including sphere, cone, cube, cylinder, capsule, cap, frustum cone, ellipsoid, pyramid, tube, and more.

## Root Calculator

This free calculator computes roots for numbers, including common roots like square root or cubic root, and calculates the root for any given number.

## Area Calculator

This calculator calculates the area of various common geometric shapes, including rectangle, triangle, parallelogram, circle, sector, and ellipse.

## Median Rank Calculator

The median value calculator calculates the median rank and explains how to calculate it.

## Cylinder Circumference Calculator

The cylinder circumference calculator calculates the circumference of a cylinder based on its diameter and height.

## Tank Area Calculator

The tank area calculator calculates the area of a tank based on its dimensions and the rectangles that make up the tank.

## Square Side Length Calculator

The square side length calculator calculates the side length of a square based on the input area or perimeter.

## Absence Percentage Calculator

The absence percentage calculator calculates the absence percentage based on the total attendance and absence count.

## Attendance Percentage Calculator

The attendance percentage calculator calculates the attendance percentage based on the total attendance and absence count.

## Population Density Calculator

The population density calculator calculates population density based on the population count and area.

## One-Fifth Calculator

The one-fifth calculator calculates one-fifth of a total amount based on the input amount.

The circle radius calculator calculates the radius of a circle using information such as the diameter, circumference, or area of the circle.

## Percentage List for Any Number from 1 to 100

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## 5% of Amount Calculator

Learn how to calculate 5% of an amount. This calculator calculates the value and percentage of 5% of a specific amount.

## 10% of Amount Calculator

Learn how to calculate 10% of an amount. This calculator calculates the value and percentage of 10% of a specific amount.

## 15% of Amount Calculator

Learn how to calculate 15% of an amount. This calculator calculates the value and percentage of 15% of a specific amount.

## 20% of Amount Calculator

Learn how to calculate 20% of an amount. This calculator calculates the value and percentage of 20% of a specific amount.

## 25% of Amount Calculator

Learn how to calculate 25% of an amount. This calculator calculates the value and percentage of 25% of a specific amount.

## 30% of Amount Calculator

Learn how to calculate 30% of an amount. This calculator calculates the value and percentage of 30% of a specific amount.

## 35% of Amount Calculator

Learn how to calculate 35% of an amount. This calculator calculates the value and percentage of 35% of a specific amount.

## 40% of Amount Calculator

Learn how to calculate 40% of an amount. This calculator calculates the value and percentage of 40% of a specific amount.

## 75% of Amount Calculator

Learn how to calculate 75% of an amount. This calculator calculates the value and percentage of 75% of a specific amount.

## One-Fifth Calculator

The one-fifth calculator calculates one-fifth of a total amount based on the input amount.