Grade 8 Vocabulary (Terms #1 - 15)

Front

What is a quantity representing the power to which a given number or expression is to be raised?

Back

Exponent: The number that tells us how many times the base is to be used as a factor.

Front

What do we call terms that have the same variable and exponent factors?

Back

Like Terms: These types of terms can be combined.

Front

What is the term for the number in front of a variable that is being multiplied by the variable?

Back

Coefficient: For example, in the expression 7x, the '7' is the coefficient.

Front

What is a letter or symbol that represents a missing number or unknown value?

Back

Variable: Generally, the letter is lowercase and italicized.

Front

What is the term for a number's distance away from 0 on a number line?

Back

Front

What do we call a mathematical statement that shows the equality of two expressions?

Back

Equation: It often contains an equal sign (=).

Front

What is the term for a mathematical phrase that can contain numbers, variables, and operators?

Back

Expression: It does not have an equal sign.

Front

What is the term for the number that is added or subtracted in an equation?

Back

Constant: It does not change its value.

Front

What do we call the process of finding the value of a variable that makes an equation true?

Back

Solving: This often involves isolating the variable.

Front

What is the term for the highest power of a variable in a polynomial?

Back

Degree: It indicates the polynomial's complexity.