The answer to a subtraction problem

A number that is added to itself many times (repeated addition)

Numbers you can multiply together to get a product

 The answer to a multiplication problem

A method of multiplying in which the ones, tens, hundreds, and so on are multiplied separately and then the products are added together

Sharing or grouping a number in equal parts

The number that is being divided

The number that the dividend is being divided by

 The answer to a division problem

An amount left over after division

A number that has NO parts (counting numbers: 0,1,2,3,4…)

A number with two factors, one and itself

A number with more than two factors

Rules that tell the order that we must go in to evaluate an expression

A “phrase” containing numbers, operation symbols, and sometimes variables but no equal sign

 A “sentence” containing numbers, operation symbols, and sometimes variables, that shows that two quantities are equal

To find the value of an expression

 A numerical quantity

A letter that stands for an unknown number

Parentheses or brackets which indicate “do this first”

Addition, subtraction, multiplication, or division are

Opposite operations; operations that undo each other

When income and expenses are equal

Tax an employer withholds from an employee's paycheck to fund federal programs such as Social Security and Medicare

Money earned before taxes are subtracted

Money earned after taxes are subtracted

Money paid to the government based on income

Money added to the cost of items you buy such as video games, books, makeup, and clothes

Tax paid to the government for items such as houses, buildings, and land

Money that is paid by an employer to an employee in exchange for work

Any of the numerals from 0 to 9 are

A number that has a decimal point followed by digits that show the fractional part

A dot which is used to separate a whole number from the fractional part of a number

Approximate calculation that is easy to perform using mental math

A way to change a number to a shorter or more simple number

Symbol for “is less than”

Symbol for “is greater than”

Symbol for “equals”

Equal in value

A picture representation of math concepts

The bottom number of a fraction; the number of equal parts the whole is divided into

The top number of a fraction; the number of parts of the whole

A numerical value that represents part of a whole

A fraction whose numerator is greater than or equal to its denominator

 The smallest multiple that two numbers share

A number consisting of a whole number and a proper fraction

To reduce the numerator and denominator in a fraction to the smallest numbers possible without changing its value

The largest factor that two or more numbers share

Fractions which have the same value

A fraction with a numerator of 1

The inverse of a number or value (flipping the fraction)

A triangle with all three angles being acute (less than 90 degrees)

The number of square units a figure or region covers

Having equal measure

A triangle with at least two equal sides and two equal angles

A triangle where one angle is obtuse (greater than 90 degrees)

 The same distance apart; never touching

 The distance around the outer edge of a figure

A closed figure with at least 3 sides, where all sides are straight (no curves)

A triangle with one angle that measures 90 degrees

A triangle with three different length sides and three different angle measures

The amount of space that is inside a 3-dimensional shape

A pattern that occurs when a value is added to an input value to determine the output value (y = x + a)

A two-dimensional plane containing the x- and y-axes on which coordinates are plotted

A table which gives pairs of numbers that follow a certain pattern or rule

A pattern that occurs when a value is multiplied by an input value to determine the output value

(y = ax)

The starting point in locating points on a coordinate plane; where the axes intersect at the point (0, 0)

The set of coordinates (x, y) that indicates the position of a point on a coordinate plane

 The horizontal axis on a coordinate plane

The vertical axis on a coordinate plane

The first number in an ordered pair

The second number in an ordered pair

A graph used to organize data that uses bars and a scaled axis to show the frequency (number of times) that each category occurs

Information that is collected about people, events, or objects

A graph used to organize small sets of data that uses dots or Xs and an axis to show the frequency (number of times) that each number occurs

A table to organize data that lists categories and the frequency (number of times) that each category occurs

A visual representation of the relationships between data collected

A graph used to display the relationship between the data of two variables

A graph used to analyze and compare groups or clusters of numerical data by separating the digits in numerical values based on place value. The left digit(s) of the data form the stems and the remaining digit(s) or fraction form the leaves that correspond with each stem, as designated by a key.

A box on the graph that shows what each symbol or color on the graph stands for and gives you important information for reading a graph

The two perpendicular lines of a coordinate plane that intersect at the origin

Going straight across from side to side

 Straight up and down

The distance between the numbers on the scale

Go up, make bigger, more

Go down, make smaller, less

Labels the axis with values that include the highest and lowest data values

 The answer to a multiplication problem