Vocab Practice 21-30

Front

A relationship where one quantity's ratio to another is constant.

Back

Proportional Relationship

Front

A constant ratio of two variables related proportionally

Back

Constant of Proportionality

Front

Rate for one:

Back

Unit Rate

Front

How much a quantity decreases compared to the original amount?

Back

Percent Decrease

Front

How much a quantity increases compared to the original amount?

Back

Percent Increase

Front

Original amount deposited or borrowed

Back

Principal

Front

Fixed percent of principal

Back

Simple Interest

Front

A ratio comparing a part to a whole using 100.

Back

Percent

Front

An expression with at least one variable

Back

Algebraic Expression

Front

For all real numbers a, b, c: a(b+c)=ab+ac or a(b-c)=ab-ac

Back

Distributive Property