Memory Expressions and EquationsVersión en línea Vocabulary surrounding mathematical expressions and equations. por Alyssa Miller Inverse Operation Subtraction Constant A mathematical term that contains a variable. Algebraic Term Algebraic Expression The inverse operation of multiplication. Equation Multiplication A term that has NO variable. The inverse operation of division. A combination of one or more algebraic terms with NO equal sign. Division The inverse operation of subtraction The inverse operation of addition. Addition an operation that "undoes" another operation Has algebraic terms linked with an equal sign.