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More guides and examples for calculators, formulas and useful everyday concepts.
Articles
Page 3 of 10.
Health · 4 min read
What a BMI below 16 means
Learn why an adult BMI below 16 is classified as severe thinness and calls for timely professional assessment.
Read articleHealth · 4 min read
What a BMI of 30 or higher means
Understand adult BMI values of 30 and above, the three obesity classes and the limits of this screening measure.
Read articleMath · 4 min read
What percentage is one number of another?
Learn the formula for finding what percentage one value represents out of another, with examples.
Read articleHealth · 4 min read
Underweight by BMI: what a result below 18.5 means
Understand the adult underweight BMI range, what the number can indicate and when to seek professional guidance.
Read articleMath · 3 min read
What is percentage increase?
Compare original and new values to understand how much a quantity grew in percentage terms.
Read articleReal Estate · 6 min read
15-, 20-, 25- or 30-year mortgage: which term fits?
Compare payment and lifetime interest across common mortgage terms using the same principal and rate.
Read articleReal Estate · 5 min read
Apoyo Infonavit with a bank mortgage
Understand how Apoyo Infonavit may interact with bank financing and which current terms require official confirmation.
Read articleFinance · 6 min read
Loans between individuals: calculating payments and interest
Calculate payments for a loan between family members, friends or business partners and document the terms clearly.
Read articleHealth · 3 min read
How to calculate BMI in pounds, feet and inches
Use the imperial BMI formula with pounds and total inches, including a worked example and common conversion mistakes.
Read articleReal Estate · 6 min read
Bank mortgage vs. Infonavit credit
Compare the general structure of a Mexican bank mortgage with Infonavit housing credit.
Read articleFinance · 7 min read
Microloans and loan apps: how to spot an expensive loan
Evaluate a microloan or lending app by its rate, CAT, term, fees, total repayment and warning signs of fraud.
Read articleHealth · 3 min read
BMI formulas for Excel and Google Sheets
Calculate and classify adult BMI in Excel or Google Sheets using height in metres or centimetres.
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