Integers, Algebra

(5 + 8) + 2 = 2 + (5 + 8)

• Communitive Property of Addition

• Associative Property of Addition

• Identity Property of Addition

• Distrubutive Property

3 + 7 + 6 = 7 + 3 + 6

• Communitive Property of Addition

• Associative Property of Addition

• Identity Property of Addition

• Distrubutive Property

Associative Property of Addition states that for 3 or more numbers, their sum is always the same, regardless of their grouping.

• True

• False

___ + 5 = 5 + 9

• 9
• 19
• 14
• -9

"Change Order"

• Commutative Prop.
• Associative Prop.
• Distributive Prop.
• Inverse Prop.

What is the opposite of -23?

(a)  

What is 8 steps to the left from – 1 in a number line?

(a)  

The temperature in Paris was – 3º C last night. It is now 7º C. What was the

change in temperature?

(a)  

• 6 - 11 = -5

• 11 - 6 = 5

• -5 + 6 = 1

• -5 - 6 = -11

-15 x (-4) + 10 = ....

• 70

• -70

• 90

• -90