1. How many groups are there?
How many are in each group?
How can I find out how many in all? (write an equation)

2. There were 3 groups.
There were 6 in each group.
I can find the total by multiplying 3 and 6.
3x6=18

3. How many groups are there? How many are in each group?
How can I find out how many in all? (write an equation)

4. There were 3 groups.
There were 6 in each group.
I can find the total by multiplying 3 and 6.
3x6=18

5. What do these 2 problems have in common?
What do they communicate?

6. How many groups are there?
How many are in each group?
How can I find out how many in all? (write an equation)

7. There were 2 groups.
There were 5 in each group.
I can find the total by multiplying 2 and 5.
2x5=10

8. How many groups are there? How many are in each group?
How can I find out how many in all? (write an equation)

9. There were 5 groups.
There were 2 in each group.
I can find the total by multiplying 5 and 2.
5x2=10

10. What do these 2 problems have in common?
What do they communicate?

11. Multiplication problems are the same backwards and forwards!
The Big Idea
Multiplication problems are the same backwards and forwards!