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Articles, formulas, and field guides.
Practical writing on the calculations behind everyday decisions — from BMI and EMIs to unit conversions and percentage tricks.
All General Math Health
General Math 7 min read
The Percentage Formula, Explained from First Principles
Most people remember the formula but forget what it means. Here is the percentage operation, the four common variations, and the mental shortcuts to compute them in your head.
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How BMI is Calculated (and What the Number Actually Tells You)
A clear, no-jargon walkthrough of the BMI formula, the WHO categories, and the limits of using a single number to describe your body.
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