How to Calculate BMI
Calculate your Body Mass Index and find your weight category.
The Formula
BMI = kg / m²The bmi formula uses the mathematical relationship: BMI = kg / m². Each variable in the formula represents a measurable quantity that affects the final result.
Step-by-Step Method
- 1Identify all input values needed for the bmi calculation.
- 2Substitute your known values into the formula: BMI = kg / m².
- 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
- 4Check that your result has the correct units and is within a reasonable range.
- 5Verify using the interactive BMI Calculator to confirm your answer.
Related Topics
bmibody mass indexhealth
Use the Interactive Calculator
Skip the manual math — get instant results with our free BMI calculator.