Vocab Review 3

Front

A percent change indicating a decrease in quantity.

Back

percent decrease

Front

A percent change indicating an increase in quantity.

Back

percent increase

Front

Initial amount borrowed or saved.

Back

principal

Front

A fixed percent of the principal, calculated using I = Prt (P = principal, r = rate, t = time).

Back

simple interest

Front

A rate where the second quantity is ONE unit.

Back

unit rate

Front

Comparison of two quantities by division.

Back

ratio

Front

A ratio comparing two quantities in different units.

Back

rate

Front

A ratio comparing change in a dependent variable to change in an independent variable.

Back

rate of change

Front

For real numbers a, b, c: a(b + c) = ab + ac and a(b - c) = ab - ac.

Back

distributive property

Front

A mathematical sentence showing two expressions are equivalent.

Back

equation