Definition
What is the associative property?
You can add three numbers together and no matter how you group them, the sum is the same.
What property is this?
8 + (-8) = 0
Inverse Property
6 + __ = 10
4
What is the commutative property?
You can change the order of the numbers and the sum stays the same.
What property is this?
7 + 3 = 10
3 + 7 = 10
Commutative Property
( 2 + 3 ) + 4 = 9
2 + ( __ + 4 ) = 9
3
What is the identity property for addition?
If you add zero to any number, the sum is that number.
What property is this?
( 2 + 3 ) + 4 = 9
2 + ( 3 + 4 ) = 9
Associative Property
-3 + ___ = 0
3
What is the identity property for multiplication?
If you multiply one to any number, the product is that number.
What property is this?
4 + 0 = 0
Identity property of addition
4 x __ = 4
1
What is the inverse property?
Addition and subtraction are inverse operations because one operation can “undo” the other operation.
What property is this?
4 x 1 = 4
Identity Property of Multiplication
0 + ___ = 7
7