How to calculate bmi example

how to calculate bmi example

BMI Formula - How To Use The BMI Formula

May 09, Lets calculate Sams BMI using the English numeric system. His weight is 37 pounds and 4 ounces and his height is 41 1/2 inches. Convert ounces and fractions to decimals: Weight of 37 lbs and 4 oz = lbs (16 ounces = 1 pound so 4 oz/16 oz = ). Height = in. ( lbs / in / in) x = Calculate BMI by dividing weight in pounds (lbs) by height in inches (in) squared and multiplying by a conversion factor of Example: Weight = lbs, Height = 55 (65?) Calculation: ? (65 x 65) x = .

With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. How to use masterbuilt electric smokehouse height is commonly measured in centimeters, an alternate calculation formula, dividing the weight in kilograms by the height in centimeters squared, and then multiplying the result by 10, can be used.

Calculations for BMI can be hoq as a continuous equation. Note that the formula for the latter calculation is on the CDC Clinical Growth Charts and will be the calculation used in this module. Height: meters. Weight: kilograms. Division of Nutrition, Physical Activity, and Obesity. Section Navigation.

Facebook Twitter LinkedIn Syndicate. Growth Chart Training. BMI Calculator - Metric. Height: meters 2. Weight: kilograms Results:. Practice calculating BMI by using the metric system. Complete the following two calculations, rounding to one decimal place.

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Body Mass Index calculator

May 09, Calculation: [weight (kg) / height (cm) / height (cm)] x 10, With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. Since height is commonly measured in centimeters, an alternate calculation formula, dividing the weight in kilograms by the height in centimeters squared, and then multiplying the result by 10,, can be used.

The BMI formula uses your weight in kg or pounds and your height in meters or inches to form a simple calculation that provides a measure of your body fat. Body mass index is a measure of body fat and is commonly used within the health industry to determine whether your weight is healthy. BMI applies to both adult men and women and is the calculation of body weight in relation to height. The first formula we've listed is the metric BMI formula , using kilograms and meters.

The second one is the imperial BMI formula , which uses units of pounds and inches. Converters are available for kilos to stone , kilos to pounds and ounces and pounds , should you need them. For an adult with height of cm and weight of 75 kg.

Our first step needs to be to convert the height into meters British spelling: metres. As there are cm in a meter, we divide our figure by This gives us 1. For an adult with height of 5ft 11 inches and weight of pounds lbs. Step one is to convert the height into inches only. There are 12 inches in a foot, so we simply multiply the 5ft by 12 and then add the 11 inches. This gives us a total of 71 inches.

Use the interactive BMI formula calculator below to demonstrate the formula and resulting BMI calculation for your chosen weight and height figures. Options for both metric and imperial units are available.

Note that the results given by the Interactive BMI Formula should be used only as a guide and should not replace medical advice. We can't feature an article about the BMI formula without touching upon some of the controversies surrounding it. It is a common argument that the results the BMI formula provides are too general and do not consider the gender, build, age or ethnicity of a person.

For example, professional athletes are often considered overweight or obese when using BMI measurements due to their muscle content, which weighs more than fat. Similarly, as people age their bone density decreases.

So, although they may seem to have a weight within the normal BMI range, their measurement actually needs to be scaled-down to reflect this.

In a study published in the Journal of Economics in , John Cawley, professor at Cornell University, was able to demonstrate that, relative to percent body fat, BMI appears to misclassify substantial fractions of individuals as obese or non-obese. You can read more about his research in this HealthyDebate article published in It goes without saying that you should always speak to a Doctor or health professional for advice and guidance if you are concerned about your weight.

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