The dictionary definition of minuend, http://dictionary.reference.com/search?q=minuend includes the equation [tex] 50 - 34 = 16 [/tex] How do they decide which equation to put in there? I mean, the values of 50 and 34, did someone just randomly think of two numbers ? Did they use a statistical process, (for example, looking at the list of random numbers) to determine which values to place in as an example? For something as important as a formal dictionary definition, how do they choose which values to use as an example? I mean, numerous English dictionaries display this EXACT equation! How, for something as significant and encompassing as a formal definition, did they come up with these values? A guy's random guess, an intensive statistical process, or...etc... How did they decide on exactly these values?