HW #23 - Properties of Numbers

Front

What is the missing number? 4 x ____ = 6 x 4

Back

6

Front

What is the identity property of addition?

Back

a + 0 = a

Front

Identify the property: (a ⋅ b) ⋅ c = (c ⋅ b) ⋅ a

Back

Associative property of multiplication

Front

What is the multiplicative identity?

Back

Any number multiplied by 1 equals the number itself.

Front

What is the additive identity?

Back

Any number plus 0 equals the number itself.

Front

What is the commutative property of addition?

Back

a + b = b + a

Front

What is the commutative property of multiplication?

Back

a ⋅ b = b ⋅ a

Front

What is the associative property of addition?

Back

(a + b) + c = a + (b + c)

Front

What is the inverse property of addition?

Back

a + (-a) = 0

Front

What is the inverse property of multiplication?

Back

a ⋅ (1/a) = 1, for a ≠ 0