Math Midterm Vocab

Front

Additive Inverse

Back

The opposite of a number that equals 0. (Ex: -5 + 5 = 0)

Front

Multiplicative Inverse

Back

The opposite of that number as a fraction or whole number (Ex: 5 and 1/5)

Front

Absolute Value

Back

A number as distance (Ex: |-5| = 5)

Front

Rational number

Back

A number that can be a fraction (Ex: 4 = 4/1

Front

Irrational Number

Back

A number that can't be a fraction (Ex: Pi)

Front

Like Terms

Back

Numbers with the same variable (Ex: 4x & 8x, 2y & y, 3 & 12)

Front

Expression

Back

An equation without an answer (Ex: 3y + 8)

Front

Constant: A number that stays the same and is a whole number (Ex: 1, -8, 4, -12)

Back

A number that stays the same and is a whole number (Ex: 1, -8, 4, -12)

Front

Terms: Numbers with/without variables (Ex: 4x, 8y, 3, -95, -6v)

Back

Numbers with/without variables (Ex: 4x, 8y, 3, -95, -6v)

Front

Coefficient

Back

A number that goes with a variable (Ex: 4 in 4x)