Multiplication and Division Using Properties

10 x 9 = 9 x 10

• Associative
• Commutative
• Identity
• Zero

Tags

CCSS.3.OA.B.5

(6 x20) x 5 = 6 x (20 x 5)

• Associative
• Commutative
• Identity
• Zero

Tags

CCSS.3.OA.B.5

What does the Commutative Property mean?

• When you can group numbers in any order
• when you can multiply numbers in any order
• when you multiply anything by zero you get zero

Tags

CCSS.3.OA.B.5

What does the Associative Property mean?

• When you can group in any order
• When you can multiply in any order
• When you multiply anything by 1 and get the same number

Tags

CCSS.3.OA.B.5

What does product mean?

• Answer to a addition problem
• Answer to a subtraction problem
• Answer to a division problem
• Answer to a multiplication problem

Tags

CCSS.3.OA.A.1

The Identity property tells us that any number multiplied by 1 is that number.  Which expression below is an example of this property?

• 2x0=0
• 2x2=4
• 2+1=3
• 2x1=2

Tags

CCSS.3.OA.B.5

The Zero Property of Multiplication states that any number multiplied by zero is equal to zero.  
Which expression below is an example of this property?

• 3x1=3
• 3x0=0
• 3+1=4
• 3+0=3

Tags

CCSS.3.OA.B.5

What number can I multiply ANY number by, and get that number?

• 2
• 0
• 10
• 1

Tags

CCSS.3.OA.D.9

What number can I multiply ANY number by, and get that number?

• 2
• 0
• 10
• 1

Tags

CCSS.3.OA.D.9

What multiplication sentence does this array represent?
X X X X X 
X X X X X 
X X X X X 
X X X X X 
X X X X X 

• 5 x 4 = 
• 5 + 5 = 
• 4 x 6 = 
• 5 x 5 = 

Tags

CCSS.3.OA.A.1