Ratio Vocabulary

Front

What is the greatest common factor (GCF) of two numbers?

Back

The greatest common factor (GCF) of two numbers is the largest number that divides both of them without leaving a remainder.

Front

What is the least common multiple (LCM) of two numbers?

Back

The least common multiple (LCM) of two numbers is the smallest number that is a multiple of both.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

What is a rate?

Back

A rate is a ratio that compares two quantities with different kinds of units.

Front

What is a unit rate?

Back

A unit rate is a rate in which the second quantity is one unit.

Front

How do you find the GCF of 12 and 16?

Back

The GCF of 12 and 16 is 4.

Front

How do you find the LCM of 3 and 5?

Back

The LCM of 3 and 5 is 15.

Front

What is an ordered pair?

Back

An ordered pair is a pair of numbers used to locate a point on a coordinate plane, written as (x, y).

Front

In the ordered pair (4, -2), what is the value of the y-coordinate?

Back

The value of the y-coordinate is -2.

Front

What is the difference between a factor and a multiple?

Back

A factor is a number that divides another number evenly, while a multiple is the product of a number and an integer.