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Math Vocab Part 2
Term | Definition |
---|---|
equation | a mathematical sentence that contains an equal sign, stating that two quantities are equal |
inverse operations | two operations that undo each other; used to solve equations with a variable |
expression | a number sentence that contains operations, numbers, and or variables without an equal sign |
evaluate | to solve an expression |
order of operations | a set of rules for evaluationg an expression involving more than one operation, PEMDAS |
area | the number of square units needed to cover a two dimensional figure |
perimeter | the distance around the outside of a figure |
volume | the number of cubic units needed to fill the space inside a 3-D solid |
variable | a letter used to represent a number |