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Range subtract smallest from largest
Mean "average" Add up all numbers in a group and then divide by the number of addens
Percent A number out of 100
Gratuities Tip ones at a restrant
Scale Drawing make a drawing larger or smaller and it looks exactly the same
Circumference distance around a circle
Surface Area measuring 3d objects
Probability chance of something happening or not
Terminating Decimal decimal ends .32
Repeating Decimal decimal that goes on forever (just putt line above it) :D
Created by: roger.lu