Unit 4 Vocabulary

Front

What property allows you to change the order of the numbers without changing the solution?

Back

Commutative Property (e.g., 12 + 5 + 2 = 5 + 12 + 2 and 12 • 5 = 5 • 12)

Front

What property allows us to multiply each term inside the parentheses by the number outside the parentheses?

Back

Distributive Property (e.g., 5(3 + 8) = 5(3) + 5(8))

Front

What property allows you to group different sets of numbers together without changing the solution?

Back

Associative Property (e.g., (12 + 5) + 2 = 12 + (5 + 2) and (12 • 5) • 2 = 12 • (5 • 2))

Front

What is a number that is multiplied by a variable called?

Back

Coefficient

Front

What property allows a number to be added to or multiplied by without changing the number?

Back

Identity Property (e.g., 12 + 0 = 12 and 12 • 1 = 12)

Front

What is the identity element for addition?

Back

0

Front

What is the identity element for multiplication?

Back

1

Front

What property states that changing the grouping of numbers does not change the sum or product?

Back

Associative Property

Front

What is the term for a number that does not change when added to zero?

Back

Identity Element for Addition (0)

Front

What is the term for a number that does not change when multiplied by one?

Back

Identity Element for Multiplication (1)