Geometry Terms
Number Properties
Measurement Vocabulary
Operations Vocabulary
Data & Statistics
100

A flat, two-dimensional shape with four right angles and opposite sides of equal length. 

What is a rectangle?

100

The number that is divisible by only 1 and itself.

What is a prime number?

100

A standard unit of length in the metric system equal to 100 centimeters. 

What is a meter?

100

The result of adding two or more numbers together. 

What is a sum?

100

The middle number in a data set when arranged in numerical order.

What is a median?

200

The point where two or more lines meet. 

What is a vertex?

200

The number that can be divided evenly by at least one other number besides 1 and itself. 

What is a composite number?

200

A unit of mass in the metric system, equal to 1000 grams. 

What is a kilogram?

200

The result of subtracting one number from another. 

What is a difference?

200

The number that appears most frequently in a data set.

What is a mode?

300

A three-dimensional object with six square faces.

What is a cube?

300

A number that has no fractional or decimal part, like -5, 0 or 6. 

What is an integer?

300

The amount of space an object occupies. 

What is volume?

300

The result of multiplying two numbers. 

What is a product?

300

The sum of all values in a data set divided by the number of values.

What is a mean?

400

A figure that has 4 sides of equal length and 4 right angles. 

What is a square?

400

A whole number greater than 0. 

What is a positive number?

400

The amount of surface an object has, measured in square units. 

What is area?

400
The result of dividing one number by another.

What is a quotient?

400

A diagram that uses bars to represent data.

What is a bar graph?

500

A line that divides a shape into two equal parts. 

What is a line of symmetry?

500

A number that is the product of a number multiplied by itself. 

What is a square number?

500

A tool used to measure angles, typically in degrees. 

What is a protractor?

500

A mathematical expression that contains addition, subtraction, multiplication, and division. 

What is an expression?

500

A way to represent data using dots above a number line. 

What is a dot plot?