Math Vocabulary

Question 1

Integers

Answer 1

Part of the Mathematics glossary: An integer (pronounced IN-tuh-jer) is a whole number

Question 2

Positive numbers

Answer 2

Greater than zero

Question 3

Negative numbers

Answer 3

A number less than zero

Question 4

Absolute value

Answer 4

Absolute value describes the distance of a number on the number line from 0 without considering which direction from zero the number lies. The absolute value of a number is never negative.

Question 5

Rational numbers

Answer 5

is a number that can be written as a ratio.

Question 6

Irrational number

Answer 6

In mathematics, an irrational number is a real number that cannot be expressed as a ratio of integers, i.e. as a fraction.

Question 7

Greatest common factor

Answer 7

The greatest common factor, or GCF, is the greatest factor that divides two numbers

Question 8

Least common factor

Answer 8

Least common multiple (LCM) The least common multiple (LCM) of 2 numbers is the smallest number that they both divide evenly into.

Question 9

Expression

Answer 9

An algebraic expression is a mathematical phrase that can contain ordinary numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide).

Question 10

Equation

Answer 10

An equation is a mathematical statement that two things are equal.

Question 11

Polygon

Answer 11

A polygon is any 2-dimensional shape formed with straight lines. Triangles, quadrilaterals, pentagons, and hexagons are all examples of polygons.

Question 12

Vertex

Answer 12

The common endpoint of two or more rays or line segments. Vertex typically means a corner or a point where lines meet.

Question 13

Line segment

Answer 13

The part of a line that connects two points.