Tommelfingerregelen
Tommetrifingerregelen, also known as the thumb rule or guestimator, is a simple mental calculation technique used to estimate quantities. It is a rough method of approximation and is based on the proportion of the length of the thumb to the length of the outstretched hand.
The technique posits that the length of the thumb is roughly equal to the amount of a
To use the Tommetrifingerregelen, the user places their thumb in the container to be measured, with their
Despite its simplicity, Tommetrifingerregelen is useful in situations where precise measurements are not necessary. The technique
The Tommetrifingerregelen is a global phenomenon, and its name and usage may vary across different languages