Facts
True or False
any number that is multiplied by 0, the product will ALWAYS be ZERO
True
What multiplication fact is represented by the array below?
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4 x 4 = 16
How can you solve 8 x 6 with repeated addition?
6+6+6+6+6+6+6+6=48
What property is shown below? 7 x 3 = 3 x 7
Commutative Property of Multiplication
There are 4 bags of oranges on the table. Each bag has 2 oranges in it? How many oranges are there altogether?
There are 8 oranges altogether.
The answer for a Multiplication problem is called this
product
What multiplication fact is represented by the array shown below?
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3 x 5 = 15
What multiplication problem will help you solve this repeated addition problem? 2 + 2 + 2 + 2 + 2 + 2
6 x 2 = 12
What property is shown below? 9 x 1 = 9
Identity Property of Multiplication
a Mathematical Sentence with an equals (=) sign is called
Equation
What is the fact represented in this array?
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6x9 = 54
What is 5 x 6?
30
What property is shown below? (6 x 2) x 3 = 6 x (2 x 3)
Associative Property of Multiplication
Name (3) multiplication strategies
Array
Repeated addition
Bar Diagram / Bar Model
Number Line
Distributive Property
Skip Counting
Draw a Picture / Use Counters
What multiplication fact is represented by the array? What is the total?
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3 x 9 = 27
What is 3 x 8?
24
What property is shown below? 4 x 9 = (4 x 4) + (4 x 5)
Distributive Property of Multiplication
Name 4 of the 5 properties of Multiplication
Commutative
Associative
Distributive
Identity
Zero
What is the multiplication fact represented by this array?
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7 x 4 = 28
What is 7x 7? Use repeated addition
7+7+7+7+7+7+7=49
What is missing? 6 x 8= (6 x 3) + (6 x ___)
The missing factor is 5.
CHALLENGE!!!!! There are 7 third grade classes at Welch Elementary School. Each class has about 20 students in it. Approximately how many students are there in third grade at Welch Elementary?
There are about 140 students.