How To Calculate Percentage?

**Determine the total or whole amount.**-
**Divide the number to be expressed as a percent by the total.**

In most cases, you'll divide the smaller number by the larger number. -
**Multiple the resulting value by 100.**

(small Amount Number) / (Total Amount Number) * (100%)

10/100 * 100 =10%

How to calculate Body Mass Index (BMI)?

Body Mass Index is a simple calculation using a person's height and weight. The formula is BMI = kg/m2 where kg is a person's weight in kilograms and m2 is their height in metres squared. A BMI of 25.0 or more is overweight, while the healthy range is 18.5 to 24.9.

How to calculate square feet ?

Measure the length and width, in feet, of each room. Then, multiply the length by the width to calculate that room's square feet.

For example: If a room is 10 feet by 50 feet, it is 500 square feet(10 x 50 = 500).