7th Grade Math Vocabulary

Front

Sales tax

Back

tax on a sale

Front

Things you have to pay for

Back

expense

Front

Semi-circle

Back

½ of a circle

Front

Circumference

Back

the perimeter of a circle

Front

Bills that are the same price every time

Back

fixed expense

Front

Difference between the largest and smallest data values

Back

range

Front

Middle value in a data set when arranged in order

Back

median

Front

Variable expense

Back

bills that can change in amount each time

Front

An amount of money earned for completing a sale

Back

commission

Front

A visual representation of data using bars

Back

bar graph