Answer:
In math, mean means the sum of all the numbers divided by the total number. Here is an example. Lets say i have 5 numbers, (5,4,3,2,1) I would add 5,4,3,2,1 which gets me 15. Then i would divide 15 by 5 which gets me 3.
In English, mean means to be rude, nasty, and offensive