mortgage loans interest
What an extra €100 a month actually does to your mortgage
Overpaying a loan saves far more than the amount you overpay. Here is why the effect is non-linear, and how to work out the saving for your own loan.
ReadGuides & explainers
The reasoning behind the calculators — why the formulas are what they are, and where the common mistakes come from.
baking cooking conversions
Why a cup of flour and a cup of honey are not the same weight
A cup is a volume, a gram is a weight, and the bridge between them is density. Here is what a cup of each common baking ingredient actually weighs.
Read vat tax invoicing
How to remove VAT from a price (and the mistake almost everyone makes)
Removing VAT is not the same as subtracting the VAT percentage. Here is the correct formula, why the intuitive method is wrong, and how much it costs you.
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