Tell which property the statement illustrates.
23 + (15 + w) = (23 + 15) + w

Tell which property the statement illustrates.
a ∙ 1 = a

Tell which property the statement illustrates.
(c + 5) + 0 = c + 5

Tell which property the statement illustrates.
10(a − 9) = (10 × a) − (10 × 9)

Tell which property the statement illustrates.
11 + (r + 5) = 11 + (5 + r) 

Which property was used to simplify the expression?
(47 × 25) × 8 = 47 × (25 × 8)
                             = 47 × 200
                             = 9400

A property that states you can add (+) or multiply (∗) numbers in any order.

A property that states when you add (+) or multiply (∗), you can group ( ) the numbers together in any combination.

A property that states that the sum (+) of any number and zero is that number.

A property that states the product (∗) of any number and zero is zero.

The property that states the product (∗) of any number and one is that number.

A property that states you can multiply (∗) numbers mentally by breaking apart one of the numbers and writing it as a sum (+) or difference (−).

What property allows this statement to be true? 
AB = BA

Find an equivalent expression using the associative property:
7 + ( 8 + 9)

Find an equivalent expression using the Commutative property:
4 x 3 x 5 = 

Name the property: 
1 ^_x 12 =12

Name the property:
9 + 0 = 9

This property tells us that when we change the order of numbers when we are adding, the answer does not change.  

The _______________ property of addition states that any number plus zero equals that number.

5(8 + 7) = (5 ^_x 8) + (5 ^_x 7)

Name the property.
7 + (11 + 10) = (7 + 11) + 10

How can 5 (3 + 9) be expressed using the distributive property?