Math Review

Arrays

100

Use the array to write two different multiplication facts.

X X X X X
X X X X X
X X X X X
X X X X X

5 X 4 = 20

4 X 5 = 20

200

Use the array to write two different multiplication facts.

X X X X X
X X X X X

2 X 5 = 10

5 X 2 = 10

300

Use the array to write two different multiplication facts.

X X X X
X X X X
X X X X
 

4 X 3 = 12

3 X 4 = 12

400

Use the array to write two different multiplication facts.

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 X X X

7 X 4 = 28

4 X 7 = 28

500

Use the array to write two different multiplication facts.

X X X X
X X X X
X X X X
X X X X
X X X X
X X X X

6 X 4 = 24

4 X 6 = 24

Groups of

100

2 groups of 8

16

200

9 groups of 5

45

300

3 groups of 7

21

400

4 groups of 6  

24

500

3 groups of 3

 9

Facts

100

4 x 2

8

200

1 x 568

568

300

3 x 4 

12

400

4 x 4 

16

500

8 x 8 

64

Word Problems

100

Jazmine waters the each hanging plant for 2 minutes If she has 6 plants, how many minutes does it take her to water all of the plants?

_________ x _________ = _________

12 minutes

200

There are 40 containers full of water for the dunk tank.  Each container holds 2 gallons of water. How many gallons are needed to fill the dunk tank in all?

_________ x _________ = _________

80 gallons

300

Brandon and his 4 friends decide to share a cab to go the mall. If they each spend $9, how much did the cab ride cost altogether? 

$36

400

Mrs. Ferreira pours 3 liters of water equally into 9 containers. How much water is in all the containers? 

27

500

Athena does practices piano for 20 minutes a day. How many minutes will she practice in 6 days? 

20 + 20 + 20 + 20 + 20 + 20 = 120 minutes 

Multiplication / Division

100

2 x 1 = 

2

200

___________ x 6 = 36

6

300

2 x _________ = 6

3

400

___________ x 6 = 12

2

500

___ x 9 = 81

9