7th grade Algebraic Expressions Vocabulary : AMiller

A known number, a variable, or the product of a known number and variable(s).

Numbers that can be multiplied together to produce a product.

Distributing the common factor does not change the value of the expression. 4(x + 3) = 4x + 12

A letter that stands for an unknown number.

The order in which expressions are evaluated (PEMDAS).

Two or more terms in a variable expression that have the same variable factors.

Reordering the terms does not change the value of the expression. (ex. 5 x b = b x 5)

A mathematical statement that includes numbers, operations, and variables to represent a number

A term that is a known number without variables.

The known number that is a factor of the variable term.