Arrays
Repeated Addition
Factors and Products
Missing Factors
Number Sentences
100

True or False. This is a 2 x 5 array 

x x x x x 

x x x x x

True

100

Write a repeated addition sentence for 5 x 4

4 + 4 + 4 + 4 + 4 = 20

100

What are factors?

The numbers that are multiplied together to give a product

100

2 x ______= 20

10

100

Jack bought two boxes of candy canes. Each box has twelve candy canes in it. How many candy canes did Jack buy?

24 candy canes

200

What multiplication sentence matches this array?

XXXXXX

XXXXXX

XXXXXX

3 x 6 = 18

200

Write a multiplication number sentence for: 5 + 5 + 5 + 5 + 5 =

5 x 5 = 25

200

Find the product of 4 and 8

32

200

4 x _____= 28

7

200
Jason sent 4 packages. Each package needed 5 stamps. How many stamps did Jason use in all?
4 packages x 5 stamps = 20 stamps
300

What Multiplication sentence matches this array?

x x x

x x x

2 x 3 = 6

300

Write a repeated addition sentence for 2 x 12

12 + 12 = 24

300

Which factor makes this sentence true: 7 x ___ = 21

3

300

_____ x 8 = 56

7

300
Jumbo gets 4 treats a day. How many treats does she get in a week?
4 x 7 = 28 treats
400

True or false: 5 x 5 array 

X X X X X

X X X X X

X X X X X 

X X X X X

False. The array is 4 x 5

400

Write a repeated addition sentence for 5 x 0

400

Besides 1 and 25, what two factors can be multiplied together to give the product 25?

5 x 5 = 25

400

______ x 6 = 72

12

400
Susie decorated her house with lights. Each string of lights has 200 bulbs. If Susie hung 2 strings, how many bulbs did she hang?
200 bulbs x 2 strings = 400 bulbs
500

 What is an array?

Sample answer:  A picture using equal groups with rows and columns.  Rows and Columns MUST be mentioned!

500

True or false: 8 + 8 + 8 + 8 = 5 x 8

False, it is 4 x 8 

500

Besides 1 and 12, name two OTHER sets of factors that can be multiplied together to make 12?

3 and 4

4 and 3

2 and 6

6 and 2

500

8 x _____ = 800

100

500
I made 2 dozen gingerbread cookies. I put 2 m&ms on each cookie. How many m&ms did I use?
12 (one dozen) x 2 = 24 cookies 24 x 2 = 48 m&ms
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