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# MATH VOCABULARY

### ALL OF 7th GRADE MATH VOCABULARY

TermDefinition
Numerator The top number of a fraction
Denominator The bottom number of a fraction
Absolute value How much one is
Integer A number Ex. 7
Opposites -9 = +9
Ratio a relationship between two numbers of the same kind, expressed as "a to b" or a:b,
Rate a specific kind of ratio,
Unit rate They are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour
Unit price How much one is
Reciprocal The difference
Variable A symbol for an unknown number
Proportion A proportion is a name we give to a statement that two ratios are equal. It can be written in two ways
Equation A formula of the form a=b where a and b may continue a variable
Tax A sum of money demanded by the government for its support
Commission An earning made on the percent of the total number of sales
Percent A number or ratio expressed as a fraction of 100
Principle The amount of money borrowed or invested
Balance When both the sides are even
Simple interest Interest paid only on the original price
Compound interest Interest paid n the original rice plus all of the collected interest
Algebraic expressions A math,apical phrase that contains ordinary numbers, variables, and operators
Distrubitve property involves the operations of multiplication and addition or multiplication and subtraction
Monomial One term
Polynomial Many terms
Coefficient A number or symbol multiplied with a variable or an unknown quantity in an algebraic term
Inequality is a relation that holds between two values when they are different
Inequality is a relation that holds between two values when they are different
Origin beginning or starting point, and, in mathematics, the origin can also be thought of as a starting point. At the origin, both x and y are equal to zero, and the x-axis and the y-axis intersect.
X-Axis The line on a graph that runs horizontally (left-right) through zero
Y-Axis The line on a graph that runs vertically (up-down) through zero
Coordinate Pair a pair of numbers used to locate a point on a coordinate plane; the first number tells how far to move horizontally and the second number tells how far to move vertically.
X Coordinate the axis, usually horizontal, which values of x are measured and at which both y and z equal zero.
Y Coordinate is always written second in an ordered pair of coordinates (x,y)
Quadrants The four regions of a coordinate plane
Horizontal is one the goes left-to-right, parallel to the x-axis of the coordinate plane
Vertical one which runs from up and down the page
Linear Equation an algebraic equation in which each term is either a constant or the product of a constant
Created by: annajanosko71