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Prerequisite Regular

Vocabulary Essential for 7th Grade Math

area the number of square units covering a surface of a figure.
circumference the distance around a circle or its perimeter.
diameter the distance across a circle through its center.
difference the solution to a subtraction problem.
dimensions the measurement of a figure's edges (length, width, height).
equation a mathematical sentence using numbers and/or variables where both sides are equal
evaluate to calculate the answer to an expression or equation
expression a combination of numbers, operations, and/or variables with no equal sign.
justify using numbers AND words to support your answer.
mean the mathematical average of the data; found by finding the sum of all the data and dividing by the number of data pieces.
median the middle number when data is arranged in numerical order.
mode the number most repeated in a set of data.
perimeter the distance around a geometric figure or the sum of all its sides.
product the solution to a multiplication problem.
quotient the solution to a division problem.
radius the distance from the center of a circle to its edge.
range the difference between the greatest and the least pieces of data.
rate a ratio that compares two numbers with different kinds of units (for example, gallons:hour, price:item, meters:second)
ratio the comparison of two numbers that can be written in various ways.
reasonableness showing reason or sound judgement; a "sensible" choice.
sum the solution to an addition problem.
Venn diagram overlapping circles used to organize data into categories where some information may overlap.
volume the amount of space a three-dimensional object contains, measured in cubic units.
Created by: elizabethturner