BMI (BODY MASS INDEX)
Pick units • enter height + weight • get BMI
BMI = kg ÷ m² • NO SCROLL
UNITS
METRIC
Choose input units
ROUNDING
1DP
BMI rounding
HEIGHT
170
cm
WEIGHT
70
kg
BANDS
ADULT
Under: <18.5 • Healthy: 18.5–24.9
Over: 25–29.9 • Obese: 30+
TIP
m²
Height is squared (m × m)
BMI = mass ÷ height²
WORKING
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—
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BMI
READY
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UNITS
METRIC
Choose input units
ROUNDING
1DP
BMI rounding
HEIGHT
170
cm
WEIGHT
70
kg
WORKING
—
—
—
—
—
BMI
READY
—
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HOW TO USE
1) Pick UNITS
2) Enter height + weight
3) Press SOLVE
4) BMI + band shown
FORMULA (METRIC)
BMI = kg ÷ (m×m)
Convert cm → m
Square the height
IMPERIAL NOTE
kg = st×6.35029 + lb×0.453592
m = (ft×12 + in)×0.0254
WORKED EXAMPLE
170cm = 1.70m
BMI = 70 ÷ (1.70²) = 24.2
Healthy band
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