Front

ratio

Back

a comparison of two quantities

Front

equivalent ratios

Back

ratios that name the same comparison

Front

rate

Back

a ratio that compares two quantities measured in different units

Front

unit rate

Back

a rate in which the second quantity in the comparison is one unit

Front

unit price

Back

a rate that gives the price of one item

Front

scale

Back

a ratio between two sets of measurements on a model or drawing

Front

percent

Back

a ratio comparing a number to 100

Front

proportional reasoning

Back

the ability to use mathematical reasoning to compare a relationship between two quantities

Front

3 ways to write a ratio

Back

with the word “to”, with a colon, or as a fraction.