*Vocabulary 5 & 6: Expressions & Equations

A combination of numbers and operations.

Used to solve equations, ______ undo each other.

In a power, the number that is used as a factor

The order in which two numbers are added or multiplied does not change their sum or product

A term without a variable

Numbers that are multiplied together to get another number.

A statement that is true for any number

______ contains the same variables to the same powers

The solution to a multiplication problem.

Combines addition and multiplication

A mathematical sentence showing two expressions are equal

A language of symbols

A symbol, usually a letter, used to represent a number

Parts of an expression separated by addition and subtraction signs

The numerical factor that contains a variable

The way 3 numbers are grouped when they are added/multiplied does not change their sum/product

When you replace a variable with a value that results in a true sentence

To find the value of an expression

The value of the variable is the ____________ of the equation.

Tells you which operation to do first so that everyone finds the same value for an expression

Numbers expressed as a product of repeated factors

The sum of an addend and 0 is the addend. The product of a factor and 1 is the factor.

=

In a power, the number that tells how many times the factor is repeated.

Contains at least one variable and at least one operation

_________ the same value