# Body mass index formula kg – Body Mass Index (BMI) Calculator

## BMI is an inexpensive and easy screening method for weight category—underweight, healthy weight, overweight, and obesity.

Part of a series on.

This gives us a total of 71 inches.

In other words, BMI is better at determining a person is not obese than it is at determining a person is obese.

Oxidative stress in obesity: a critical component in human diseases. What are the health consequences of obesity for adults?

## BMI ranges

Waist circumference and body mass index BMI are indirect ways to assess your body composition. Facebook Twitter LinkedIn Syndicate. Your buttocks, shoulders and the back of your head should be touching the wall. Practice calculating BMI by using the metric system.

Healthy Weight, Nutrition, and Physical Activity. Association between general and central adiposity in index formula, and change in these, with cardiovascular risk factors in adolescence: prospective cohort study. 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. International Journal of Molecular Sciences. If an athlete or other person with a lot of muscle has a BMI over 25, is that person still considered to be overweight? People who have obesity are at increased risk for many diseases and health conditions, including the following: 10, 17,

Section Navigation. Section Navigation. As there are cm in a meter, we divide our figure body mass index formula kg Written by American Heart Association editorial staff and reviewed by science and medicine advisers. Practice calculating BMI by using the English system. Also figure your height in inches only. Similarly, as people age their bone density decreases.

## Your Choice for Q-Gel, CoQ10 and More!

This difference is due to the rounding from two decimal places to one decimal place. The accuracy of BMI as an indicator of body fatness also appears to be higher in persons with higher levels of BMI and body fatness To calculate your exact BMI value, multiply your weight in pounds bydivide by your height in inches, then divide again by your height in inches.

BMI Prime is a dimensionless bodh independent of units. In thin children, the difference in BMI can also be due to fat-free mass. The BMI body mass index formula kg are based on the relationship between body weight and disease and death. National Institutes of Health NIHwaist circumference in excess of 1, mm 40 in for men and mm 35 in for non-pregnant women is considered to imply a high risk for type 2 diabetes, dyslipidemiahypertension, and CVD.

Note index formula the formuka given by the Interactive BMI Formula should be used only as a guide and should not replace medical advice. Obesity among 2- to year-olds is defined as a BMI at or above the 95 th percentile of children of the same age and sex in this to reference population. To learn more about the trends of adult obesity, visit Adult Obesity Facts. Epub Aug Cancel Continue. About Adult BMI.

## Is Body Mass Index reliable?

The exponent in the denominator of the formula for BMI is arbitrary. Samaras TT, ed. It is widely used as a general indicator of whether a person has a healthy body weight for their height. The main difference between the PI and BMI is the cubing rather than squaring of the height in the formula provided below.

Body mass index BMI is a value derived from body mass index formula kg mase weight and height of a person. August In Singapore, the BMI cut-off figures were revised in by the Health Promotion Board HPBmotivated by studies showing that many Asian populations, including Singaporeans, have a higher proportion of body fat and increased risk for cardiovascular diseases and diabetes mellituscompared with general BMI recommendations in other countries. You will be subject to the destination website's privacy policy when you follow the link.

Written by American Heart Cormula editorial staff and reviewed by science and medicine advisers. Cooking Skills. Cancel Continue. Obesity among 2- formula year-olds is defined as a BMI at or above the 95 th percentile of children of the same age and sex in this to reference population. BMI values from However, athletes may have a high BMI because of increased muscularity rather than increased body fatness. Measures of body composition in blacks and whites: a comparative review.

## Accuracy of BMI

Vital Health Stat. Kroger Health. Because calculation requires only height and weight, BMI is an inexpensive and easy tool. Such assessments include skinfold thickness measurements, evaluations of diet, physical activity, and family history Recently, however, this trend has leveled off, except for older women.

In this situation, BMI will increase without any corresponding increase in weight. Metabolic Syndrome. In a quantitative analysis of several studies, involving more thanmen and women, the lowest mortality rates were found for people with BMIs between 23 and 29; most of the 25—30 range considered 'overweight' was not associated with higher risk. For example, adults of South Asian origin may have a higher risk of some health problems, such as diabetes, with a BMI of 23, which is usually considered healthy. Lose weight Page last reviewed: 15 July Next review due: 15 July

Disclaimer: Body mass index formula kg article is for information only and should not be jndex for the diagnosis or treatment of medical conditions. For example, adults of South Asian origin may have a higher risk of some health problems, such as diabetes, with a BMI of 23, which is usually considered healthy. Center for Disease Control. If you are very muscular, your level of body fat may be lower than predicted by your BMI. Nationally Sponsored by. In athletes, particularly bodybuilders who would be considered overweight due to muscle being heavier than fat, it is entirely possible that they are actually at a healthy weight for their body composition. In some cases, being underweight can be a sign of some underlying condition or disease such as anorexia nervosa, which has its own risks.

If your BMI is over 35, your weight is definitely putting your health at risk, regardless of the factors below.

Is BMI interpreted the same way for children and teens as it is for adults?

So short people are misled into thinking that they are thinner than they are, and tall people are misled into thinking they are fatter. International Journal of Obesity.

Similarly, as people age their bone density decreases. To receive email updates about this topic, enter your email address. Note that the formula for formhla latter calculation is on the CDC Clinical Growth Charts and will be the calculation used in this module. To learn more about the trends of adult obesity, visit Adult Obesity Facts. Obesity among 2- to year-olds is defined as a BMI at or above the 95 th percentile of children of the same age and sex in this to reference population. 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.

Chart showing body mass index BMI for a range of heights and weights in both metric and imperial. Individuals with BMI Prime less than 0. If you ibdex to calculate your BMI, try our healthy weight calculator. Due to a wide variety of body types as well as distribution of muscle, bone mass, and fat, BMI should be considered along with other measurements rather than being used as the sole method for determining a person's healthy body weight. National Heart, Lung and Blood Institute.

## Who shouldn't use a BMI calculator

For more information about interpretation for children and teens, read — What is flrmula BMI percentile body mass index formula kg how is it interpreted? Furthermore, BMI appears to be as strongly correlated with various metabolic and disease outcome as are these more direct measures of body fatness 4,5,6,7,8,9. Moderate risk BMI 25— Height: meters.

Weight: kilograms.

A BMI of less than

According to the U. Archived from the original on

Note: There is a difference of 0. Learn more about Kroger Health.

Weight: kilograms. Estimates indwx excess deaths associated with body mass index and other anthropometric variables. Is BMI interpreted the same way for children and teens as it is for adults? Comparison of body fatness measurements by BMI and skinfolds vs dual energy X-ray absorptiometry and their relation to cardiovascular risk factors in adolescents. Moderate risk BMI 25— Practice calculating BMI by using the English system. To determine if BMI is a health risk, a healthcare provider performs further assessments.

What is the formupa mass index BMI? Body mass index is a measure of body fat and is commonly used within the health industry to determine whether your weight is healthy. By losing weight or maintaining a healthy weight, you are also likely to enjoy these quality-of-life factors too. BMJ, p. Furthermore, many of these methods can be difficult to standardize across observers or machines, complicating comparisons across studies and time periods. Eat Smart.

## Related Articles

Height: ft ins. A related indicator is waist circumference divided by height. Waist circumference is a good indicator of visceral fatwhich poses more health risks than fat elsewhere.

With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. Facebook Twitter LinkedIn Syndicate. Because calculation requires only height and weight, BMI is an inexpensive and easy tool. To determine if BMI is a health risk, a healthcare provider performs further assessments. 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. Moderate risk BMI 25— Options for both metric and imperial units are available.

Healthy Eating. Links with this icon indicate that you are leaving the CDC website. It also raises blood pressure and blood cholesterol and triglyceride levels and lowers HDL good cholesterol levels. For more information about interpretation for children and teens, read — What is a BMI percentile and how is it interpreted? Links with this icon indicate that you are leaving the CDC website. Calculations for BMI can be completed as a continuous equation.

## Alternative estimates of weight-related health risks

To calculate your exact BMI value, multiply your weight in pounds bydivide by your height in inches, then divide bocy by your height in inches. Overweight is defined as a body mass index of For adults 20 years old and older, BMI is interpreted using standard weight status categories. Note that the formula for the latter calculation is on the CDC Clinical Growth Charts and will be the calculation used in this module. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website.

Calculate BMI by dividing weight msss pounds lbs by height in inches in squared and multiplying by a conversion factor of Oxidative stress in obesity: a critical component in human diseases. Silver Spring14 3pp. Links with this icon indicate that you are leaving the CDC website. There are 12 inches in a foot, so we simply multiply the 5ft by 12 and then add the 11 inches. If an athlete or other person with a lot of muscle has a BMI over 25, is that person still considered to be overweight?

BMI body mass index is a measure of whether you're a healthy bovy for your height. National Institutes of Health. One study found that BMI had a good general correlation with body fat percentage, and noted that obesity has overtaken smoking as the world's number one cause of death. Eat Smart.

## Calculate BMI with a pocket calculator:

These categories are the same for men and women of all body types and ages. Comparison formulz body fatness measurements by BMI and skinfolds vs dual energy X-ray absorptiometry and their relation to cardiovascular risk factors in adolescents. Some well-trained people with dense muscle mass may have a high BMI score but very little 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.

A study in June body mass Romero-Corral et al. Obesity Homepage in Japanese. Diagnostic accuracy of BMI to identify obesity in older adults ; NHANES study Prediction of whole-body fat percentage and visceral adipose tissue mass from five anthropometric indxe. Asia Pacific Journal of Clinical Nutrition. Although the PI suffers from similar considerations, the PI is more reliable for use with very tall or short individuals, while BMI tends to record uncharacteristically high or low body fat levels for those on the extreme ends of the height and weight spectrum. Cooking Skills. BMI is a measurement of a person's leanness or corpulence based on their height and weight, and is intended to quantify tissue mass.

Facebook Twitter LinkedIn Syndicate. Major adult BMI classifications are forumla under BMI is further influenced by factors such as age, sex, ethnicity, muscle mass, and body fat, and activity level, among others. Male Female. For them, the waist circumference, the skinfold thickness or more direct methods of measuring body fat may be more useful measures than BMI. Although BMI is a widely used and useful indicator of healthy body weight, it does have its limitations. Your body is made up of water, fat, protein, carbohydrate and various vitamins and minerals.

## Using the imperial BMI formula

June Archived from the original on 1 May United States Latvia Poland.

The optimal BMI was found to be in the range of BMI body mass index is a measure of whether you're a healthy weight for your height.

Division of Nutrition, Physical Activity, and Obesity.

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These percentiles were determined using representative data of the U. Height: feet inch es.

Quick Search:.

International Journal of Epidemiology. Your body is made up indeex water, fat, formula, carbohydrate and various vitamins and minerals. Weight: Kilograms. Between and the U. Children with a BMI between the 85th and 95th percentile are considered to be overweight. Management of obesity. Use a weight scale on a hard, flat, uncarpeted surface.

For example, professional athletes are often considered overweight or obese when using BMI measurements due to their muscle content, which weighs more than fat. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. To determine if BMI is a health risk, a healthcare provider performs further assessments. Other methods to measure body fatness include skinfold thickness measurements with calipersunderwater weighing, bioelectrical impedance, dual-energy x-ray absorptiometry DXAand isotope dilution 1,2,3. Note that the formula for the latter calculation is on the CDC Clinical Growth Charts and will be the calculation used in this module.

Your buttocks, shoulders and the back of your head should be touching the wall. Retrieved If you feel BMI may not accurately reflect whether you are overweight or obese, measuring your abdominal circumference, waist-hip or waist-height ratio may give you a more realistic estimate. Ferrera LA, ed.

## Questions About BMI

Nationally Sponsored by. Main articles: Waist-to-height ratio and Waist-to-hip ratio. As well as measuring your BMI, healthcare professionals may take other factors into account when assessing if you're a healthy weight.

Vital Health Stat. Written by American Heart Association editorial staff and fprmula by science and medicine advisers. Email Address. If menopause hot have any feedback on it, please contact me. BMI Calculator - Metric. Use the interactive BMI formula calculator below to demonstrate the formula and resulting BMI calculation for your chosen weight and height figures. Healthy Weight, Nutrition, and Physical Activity.

Archived from the original on index formula August Healthy Eating. Complete the following two calculations, rounding to one decimal place. There is really no such thing as someone who is big-boned. In comparison, the Ponderal index is based on the natural scaling of mass with the third power of the height.

Accuracy of BMI BMI takes into account natural variations in body shape, giving a healthy weight range for a particular height. A study that followed 11, subjects for up to eight years concluded that BMI is not a good measure for the risk of heart attack, stroke or death. Waist circumference is a good indicator of visceral fatwhich poses more health risks than fat elsewhere. Use a weight scale on a hard, flat, uncarpeted surface. There is really no such thing as someone who is big-boned. In Singapore, the BMI cut-off figures were revised in by the Health Promotion Board HPBmotivated by studies showing that many Asian populations, including Singaporeans, have a higher proportion of body fat and increased risk for cardiovascular diseases and diabetes mellituscompared with general BMI recommendations in other countries. Your buttocks, shoulders and the back of your head should be touching the wall.

## Navigation menu

With the metric system, the formula for BMI mase weight in kilograms divided by height in meters squared. For adults, the interpretation of BMI does not depend on sex or age. Use the interactive BMI formula calculator below to demonstrate the formula and resulting BMI calculation for your chosen weight and height figures. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website.

How do you find your BMI risk level?

Let's Cook Together.

Major adult BMI classifications are underweight under

BMI takes into account natural variations in body shape, giving a healthy weight range for a particular height. Look up body mass index in Wiktionary, the free dictionary.

Height: feet inch es 2. BMI Calculator - English. With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. By losing weight or maintaining a healthy weight, you are also likely to enjoy these quality-of-life factors too.

Archived from the original on 21 August Medical News Today. Note that the calculator also computes the Ponderal Index body mass index formula kg og to BMI, both of which are discussed below in detail. Mathematical Institute, University of Oxford. Specifically, the value obtained from the calculation of BMI is used to categorize whether a person is underweight, normal weight, overweight, or obese depending on what range the value falls between. Archived from the original on 6 August Environment International.

Retrieved 16 December

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. Appropriate body-mass index for Asian populations and its implications for policy and intervention strategies.

One study found that the vast majority of people labelled 'overweight' and 'obese' according to current definitions do not in fact face any meaningful increased risk for early death.

The BMI is a convenient rule of thumb used to broadly categorize a person as underweightnormal weightoverweightor obese based on tissue mass musclefat, and bone and height. Cancel Continue.

As well as measuring your BMI, healthcare professionals may take other factors into account when body mass index formula kg if you're a healthy weight. Colours indicate BMI categories defined by the World Health Organization; underweightnormal weightoverweightmoderately obeseseverely obese and very severely obese. Between and the U. Olympia Ronnie Coleman was

Growth Chart Training. However, athletes may have a insex BMI because of increased muscularity index formula than increased body fatness. Obesity has continued to increase in adult women who are age 60 years and older. Body fat throughout childhood in healthy Danish children: agreement of BMI, waist circumference, skinfolds with dual X-ray absorptiometry. Converters are available for kilos to stonekilos to pounds and ounces and poundsshould you need them.

## How to calculate Body Mass Index

Step one is to convert the height into inches only. Written by American Heart Association editorial staff and reviewed by science and medicine advisers. The calculation is based on the following formulas:. Read more about interpreting adult BMI.

There is really no body mass index formula kg thing as someone who is big-boned. Heart-Check Foods. In an analysis of 40 studies involvingpeople, patients with coronary artery disease with normal BMIs were at higher risk of death from cardiovascular disease than people whose BMIs put them in the overweight range BMI 25— You must be breathing out when you measure. Obesity is now recognized as a major, independent risk factor for heart disease.

Individuals with BMI Prime less than 0. Center for Disease Control.

Nationally Sponsored by. 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.

Olympia Ronnie Coleman was Division of Nutrition, Physical Activity, and Obesity.

For them, the waist circumference, the skinfold thickness or more direct methods of measuring body fat may be more useful measures than BMI.

BMI is an indicator of the amount of body fat for most people. Furthermore, many of these methods can be difficult to standardize across observers or body mass index formula kg, complicating comparisons across studies and time periods. 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. Obesity is defined as a BMI of A BMI between This difference is due to the rounding from two decimal places to one decimal place. Epub Aug

Some well-trained people with dense muscle mass may have a high BMI score but very little body body mass index formula kg. A comparison of the Slaughter skinfold-thickness equations and BMI in predicting body fatness and cardiovascular disease risk factor levels in children. There are 12 inches in a foot, so we simply multiply the 5ft by 12 and then add the 11 inches. It can make diabetes more likely to develop, too. These percentiles were determined using representative data of the U. Show me the answer

## Related Articles

Weight: kilograms. Is BMI interpreted the same way for children and teens as it is for adults? Facebook Twitter LinkedIn Syndicate. Obesity has continued to increase in adult women who are age 60 years and older. Recently, however, this trend has leveled off, except for older women.

High adiposity body mass index formula kg high body mass index-for-age in US children formyla adolescents overall and by race-ethnic group. Related Links. 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. In general, a person who has a high BMI is likely to have body fatness and would be considered to be overweight or obese, but this may not apply to athletes.

National Institutes of Health NIHwaist circumference in excess of 1, mm 40 in for men and mm 35 in for non-pregnant women is considered to imply a high risk for type 2 diabetes, dyslipidemiahypertension, and CVD. Colours indicate BMI categories defined by the World Health Organization; underweightnormal weightoverweightmoderately obeseseverely obese and very severely obese. Archived from the original on 1 May Smaller effects are seen in prospective cohort studies which lend to support active mobility as a means to prevent a further increase in BMI. Eat Smart. Written by American Heart Association editorial staff and reviewed by science and medicine advisers.

## Questions About BMI

Adolphe Queteleta Belgian astronomer, mathematician, statistician, and sociologist, devised the basis of the BMI formulx and as he developed what he called "social physics". Your body is made up of water, fat, protein, carbohydrate and various vitamins and minerals. Complete the following two calculations, rounding to one decimal place.

Similarly, this is becoming more and more pertinent to the growth of children, since the majority of children are sedentary. Generally, the index is suitable for recognizing trends within sedentary or overweight individuals because there is a smaller margin of error.

On This Page. Use the interactive BMI formula calculator below to demonstrate the formula and resulting BMI calculation for your chosen weight and height figures.

So short people are misled into thinking that they are thinner than they are, and tall people are misled into thinking they are fatter.

Rate this article Please rate this article below. If you have too much formula — especially if a lot of it is at your waist — you're at higher risk for such health problems as high blood pressure, high blood cholesterol and diabetes. Obesity has continued to increase in adult women who are age 60 years and older. Then, calculate BMI by dividing weight in pounds lb by height in inches in squared and multiplying by a conversion factor of The calculation is based on the following formulas:.

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Formyla Accurate assessments of obesity are important, as being formula or obese significantly increases your risk of a variety of medical conditions including type 2 diabetesheart disease and cancer. The interest in an index that measures body fat came with observed increasing obesity in prosperous Western societies. Weight: Kilograms. The BMI is a convenient rule of thumb used to broadly categorize a person as underweightnormal weightoverweightor obese based on tissue mass musclefat, and bone and height. It is widely used as a general indicator of whether a person has a healthy body weight for their height.

Dec ; 16 1 It is used as a screening tool to identify whether an adult is at a healthy weight. Practice calculating BMI by using the metric system. CDC is not responsible for Section compliance accessibility on other federal or private website.

## Using the BMI formula (metric units)

Waist-to-hip circumference ratio has also body mass index formula kg used, but has been found to be no better than waist circumference alone, and more complicated to measure. In other words, persons with small frames would be carrying more fat than optimal, but their BMI indicates that they are normal. High risk of developing heart disease, high blood pressure, stroke, diabetes mellitus.

April body mass index formula kg The current WHO and NIH ranges of normal weights are kgg to be associated with decreased risks of some diseases such as diabetes type II; however using the same range of BMI for men and women is considered arbitrary and makes the definition of underweight quite unsuitable for men.

Weight: kilograms Results:.

Journal of the Royal Statistical Society. If you feel BMI may not accurately reflect whether you are overweight or obese, measuring your abdominal circumference, waist-hip or waist-height ratio may give you a more realistic estimate.

For more information about these and other health problems associated with obesity, visit Health Effects.

Options for both metric and imperial units are available.

About Adult BMI. Relation body mass index formula kg body mass index and skinfold masd to cardiovascular disease risk factors in children: the Bogalusa Heart Study. BMI is an indicator of the amount of body fat for most people. The calculation is based on the following formulas:. Estimates of excess deaths associated with body mass index and other anthropometric variables.

Peter Yan Cardiology Clinic. The New York Times. Measure of relative weight based on an individual's mass and height. BMI body mass index is a measure of whether you're a healthy weight for your height. Connecticut Medicine.

Medical concepts Adipose tissue Classification of obesity Genetics of obesity Metabolic syndrome Epidemiology of metabolic syndrome Metabolically healthy obesity Obesity paradox. This would be considered unhealthy, while a younger person with higher muscle composition of the same BMI would be considered healthy. A new formula for computing Body Mass Index that accounts for the distortions of the traditional BMI formula for shorter and taller individuals has been proposed by Nick Trefethen, Professor of numerical analysis at the University of Oxford : [56]. New York: Springer. Archived from the original on 18 December

While, a person with a very high BMI e. 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. See our editorial policies and staff. Obesity has continued to increase in adult women who are age 60 years and older. This gives us a total of 71 inches. What are other ways to assess excess body fatness besides BMI?

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Download as Formula Printable version. As levels of overweight or obesity increase, the spotlight has fallen on BMI and its shortcomings as a measure of ideal weight for individuals, rather than whole populations of people where 'averages' apply. Retrieved 19 December Healthy Eating. You should not use BMI as a measure if you're pregnant. BMI Calculator - Metric. If you feel BMI may not accurately reflect whether you are overweight or obese, measuring your abdominal circumference, waist-hip or waist-height ratio may give you a more realistic estimate.

With the metric system, the formula body mass index formula kg BMI is weight in kilograms divided by height in meters squared. See our editorial policies and staff. We can't feature an article about the BMI formula without touching upon some of the controversies surrounding it. Fighting Food Insecurity. Related Topics. Rate this article.

August One study found that BMI had a good general correlation with body fat percentage, and noted that obesity has overtaken smoking as the world's number one cause of death. S2CID This calculator should only be used by adults pregnant or lactating women should not rely on these Hypogonadotropic hypogonadism menopause hot readingsand no action should be taken based on its values other than to consult a suitably qualified person such as a doctor. Obesity is now recognized as a major, independent risk factor for heart disease. The ranges of weight that correspond to minimal risk, moderate risk overweight and high risk obese are shown in the three columns for each height. In Singapore, the BMI cut-off figures were revised in by the Health Promotion Board HPBmotivated by studies showing that many Asian populations, including Singaporeans, have a higher proportion of body fat and increased risk for cardiovascular diseases and diabetes mellituscompared with general BMI recommendations in other countries.

National Institutes of Health. Height: meters 2. Nationally Supported by.

BMI provides a simple numeric measure of a person's thickness or thinnessallowing health professionals to discuss weight problems more objectively with their patients. Bodg your doctor if you think you or someone you know is underweight, particularly if the reason for being underweight does not seem obvious. Olympia Ronnie Coleman was To calculate your exact BMI value, multiply your weight in pounds bydivide by your height in inches, then divide again by your height in inches.

The benefits of maintaining a healthy weight go far beyond improved bdy and smaller body mass index formula kg sizes. Fighting Food Insecurity. Section Navigation. When using English measurements, ounces oz and fractions must be changed to decimal values. A comparison of the Slaughter skinfold-thickness equations and BMI in predicting body fatness and cardiovascular disease risk factor levels in children. Practice calculating BMI by using the metric system. Complete the following two calculations, rounding to one decimal place.