Proportions Vocabulary

A relationship between two quantities, usually expressed as a quotient of one divided by another.

• ratio

• rate

• ordered pair

• numerator

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A ratio that compares two different quantities, which have different units.

• unit rate

• ratio

• rate

• denominator

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A rate for ONE of something; always written as a ratio with a denominator of ONE.

• complex fraction

• fraction

• rate

• unit rate

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

An equation in which two ratios are set equal to one another.

• equation

• cross product

• proportion

• ratio

Tags

CCSS.7.RP.A.2A

A rational expression that has a fraction as its numerator, denominator, or both.

• rational number

• complex fraction

• ordered pair

The result of multiplying the numerator of one ratio by the denominator of another. If the products are equal, the ratios are proportional.

• slope

• rate of change

• Cross Products Property of Proportions

• independent variable

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

A rational number that describes the proportional relationship between two variables, represented by the letter k in the equation y=kx.

• constant of proportionality

• denominator

• rate

• ordered pair

Tags

CCSS.7.RP.A.2C

The ratio that compares the change in y (dependent variable) to the change in x (independent variable). Can be represented by the slope of a graphed line.

• graph

• ordered pair

• numerator

• rate of change

Tags

CCSS.7.RP.A.2D

A pair of quantities represented by the notation (x, y), where x and y represent different values, such as distance and time. 

• fraction

• ordered pair

• rate of change

• ratio

Tags

CCSS.5.OA.B.3

The variable that changes independently; it is not manipulated. It is the input value. The independent variable is represented by the x-values on a graph.

• dependent variable

• proportion

• rate

• independent variable

Tags

CCSS.7.RP.A.2D