Expressions and Equations Vocabulary Quiz

To substitute a number for each variable and then perform the operations

• equivalent
• variable
• expression
• simplify
• evaluate

An unknown quantity represented by a letter

• equivalent
• variable
• expression
• simplify
• evaluate

Equal

• equivalent
• variable
• expression
• simplify
• evaluate

A mathematical phrase with numbers, variables, and operators

• equivalent
• variable
• expression
• simplify
• evaluate

to determine an equal expression that is in a simpler form

• equivalent
• variable
• expression
• simplify
• evaluate

numbers can be added or multiplied by moving the parentheses; changing the grouping

• associative property
• commutative property
• distributive property
• identity property

the sum of a number and zero is the number; the product of a number and zero is zero

• associative property
• commutative property
• distributive property
• identity property

terms within an expression can be expanded to form an equivalent expression

• associative property
• commutative property
• distributive property
• identity property

numbers can be added or multiplied in any order

• associative property
• commutative property
• distributive property
• identity property