Math Vocabulary

Factor

• A number or expression that divides another without a remainder.

• A number that is multiplied by another number to get a product.

• A mathematical operation that combines two numbers.

• A term used to describe the result of division.

Median

• The average of a set of numbers.

• The middle value in a set of numbers when arranged in order.

• The highest value in a set of numbers.

• The lowest value in a set of numbers.

Quotient

• The result of addition.

• The result of subtraction.

• The result of division.

• The result of multiplication.

Perpendicular

• Lines that intersect at 90° angles.

• Lines that are parallel to each other.

• Lines that meet at acute angles.

• Lines that never intersect.

Mode

• The value that occurs most frequently in a data set.

• The average value of a data set.

• The middle value when the data set is ordered.

• The range of values in a data set.

Rational

• A number that can be expressed as a fraction of two integers.

• A number that cannot be expressed as a fraction.

• A number that is only whole and positive.

• A number that has an infinite number of decimal places.

Subtraction

• The process of taking one number away from another. Example: 5 - 2 = 3

• The process of adding two numbers together. Example: 2 + 3 = 5

• The process of multiplying two numbers. Example: 2 * 3 = 6

• The process of dividing one number by another. Example: 6 / 2 = 3

Multiplication

• The process of adding a number to itself a certain number of times.

• The process of dividing a number by another number.

• The process of subtracting a number from another number.

• The process of finding the average of a set of numbers.

Constant

• A variable that changes over time.

• A fixed value that does not change.

• A measurement that fluctuates.

• An unpredictable outcome.

Percentage

• A fraction out of 100.

• A whole number.

• A decimal number between 0 and 1.

• A ratio of two numbers.