It means accuracy within a stated criteria as for example working out a problem to the nearest 3 decimal places
In math it's important to be accurate; in art accuracy is not required.
what does key mean in math
Approximately
about
a
I do not know of such a word related to math(s)
There is no such math word, so it does not mean anything. You may wish to check your spelling before posting questions!
the word by means 'times' or 'multiply'
The word at means the least
its mean like well its a math term its like distrubed fractions
The word "mean" in math means the same thing as average. Mean is just a nickname for average.
arithemetic mean