Mean - Add all the numbers together, then divide by how many numbers there are.
Median - Arrange all #'s in order, from least to greatest, and then find the middle number.
Mode - Number that occurs most.
median is the middle number . first organize the numbers in order. then find the number in the middle :P and the mode is.... the number that occurs most often.
ex :
1,1,3,4,8,9,10
the mode would be 1 :P