Multiplication Challenge PYP3B

multiplication Facts

100

True or False 

any number that is multiplied by 0, the product will ALWAYS be ZERO

 True

200

The answer for Multiplication is called =

product 

300

 a Mathematical Sentence is called 

Equation  or

Mathematical Equation 

400

Name (3) multiplication strategies

Array 

As repeated addition 

Partition

Number Line 

Lattice Method 

Grid method 

Long Multiplication method

Compact/short/ Formal multiplication method 

500

Name the 5 properties of Multiplication 

Commutative

Associative 

Distributive 

Identity

Zero

ARRAYS & EQUAL GROUPS

100

What multiplication fact is represented by the array below?

XXXX
XXXX
XXXX
XXXX

4 x 4 = 16

200

What multiplication fact is represented by the array shown below? 

XXXXX
XXXXX
XXXXX

3 x 5 = 15

300

Draw an array for 6 x 9

XXXXXXXXX
XXXXXXXXX
XXXXXXXXX
XXXXXXXXX
XXXXXXXXX
XXXXXXXXX

6x9 = 54

400

What multiplication fact is represented by the array? What is the total?

XXXXXXXXX
XXXXXXXXX
XXXXXXXXX

3 x 9 = 27

500

Draw an array for the equation 7 x 4. What is the total?

XXXX
XXXX
XXXX
XXXX
XXXX
XXXX
XXXX

REPEATED ADDITION/BASIC FACTS

100

How can you solve 8 x 6 with repeated addition?

6+6+6+6+6+6+6+6=48

200

What multiplication problem will help you solve this repeated addition problem? 2 + 2 + 2 + 2 + 2 + 2

6 x 2 = 12

300

What is 5 x 6?

30

400

What is 3 x 8?

24

500

What is 7x 7? Use repeated addition

7+7+7+7+7+7+7=49

PROPERTIES

100

What property is shown below? 7 x 3 = 3 x 7

Commutative Property of Multiplication

200

What property is shown below? 9 x 1 = 9

Identity Property of Multiplication

300

What property is shown below? (6 x 2) x 3 = 6 x (2 x 3)

Associative Property of Multiplication

400

What property is shown below? 4 x 9 = (4 x 4) + (4 x 5)

Distributive Property of Multiplication

500

What is missing? 6 x 8= (6 x 3) + (6 x ___)

The missing factor is 5.

WORD PROBLEMS

100

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.

200

Sarah has 5 friends. She gives each friend 3 stickers. How many stickers is she giving to her friends in all?

She is giving out 15 stickers.

300

Four monkeys ate some bananas for a snack. Each monkey had six bananas. What is the total number of bananas that they ate?

They had 24 bananas total.

400

There are four groups of desks in our classroom. Five desks are at each group. How many students can sit at a desk in our classroom?

There are enough desks for 20 students.

500

CHALLENGE!!!!! There are 7 third grade classes. 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.