3's & 4's
5's and 6's
7's 8's and 9's
100

3X2 =

6
100

4X5 =

20

100

8X3

24

200

6x3=

18

200

5x2=

10

200

8x7=

56

400

4X9

36

400

5X6

30
400

8x7=

56

600

4X8

32

600

6X8

48
600

9x6=

54

800

4X7

28
800

6X9

54

800

9x3=

27

1000
A class has 25 students.  Each student has 3 pencils.  How many pencils does the class have total?

25X3=75

The class has 75 pencils 

1000

A student studied 5 hours a day for 7 days. How many total hours did they study? 

5x7= 35

The student studies 35 hours total. 

1000

There are 100 takis in a bag.  You have 7 bags of takis.  But then you decide to give one bag to a friend.  How many total takis do you have?

100x7=700

700-100 = 600

You have a total of 600 takis.