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Prerequisite Regular
Vocabulary Essential for 7th Grade Math
Question | Answer |
---|---|
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. |