BMI = weight in kilograms ÷ height in meters²
Measure weight in kilograms
Measure height in meters
Square the height value
Divide weight by the squared height
BMI = kg/m²
If using pounds and inches, BMI = (weight in pounds ÷ height in inches²) × 703
BMI = weight in kilograms ÷ height in meters²
Measure weight in kilograms
Measure height in meters
Square the height value
Divide weight by the squared height
BMI = kg/m²
If using pounds and inches, BMI = (weight in pounds ÷ height in inches²) × 703