Unit 2 Vocabulary

Front

Ratio

Back

A comparison of two or more quantities.

Front

Quantity

Back

Amount, number.

Front

Equivalent ratios

Back

Ratios that represent the same value or comparison. 1/2 = 2/4 = 4/8.

Front

Double Number Line

Back

Using a two parallel number lines to represent equivalent ratios.

Front

Unit Price

Back

The price for ONE.

Front

uni-

Back

means ONE (like unicorn, unicycle, uniform)

Front

Rate

Back

A special type of ratio that compares two quantities with different units (like miles/gallon or inches traveled/seconds)

Front

Constant

Back

Unchanging, fixed, staying the same.

Front

Tape diagram

Back

A rectangular drawing that uses labels to show ratios.

Front

Ratio Table

Back

A table (with rows and columns) that shows the constant relationship between two quantities.