Multiplication

1
Multiplication
is as easy as 1 2 3.
Bonus What is this title an example of?
2
Multiplication
is
repeated addition.
repeated addition.
repeated addition.
repeated addition.
repeated addition.
repeated addition.
3
Each sandwich has 2 slices of bread.
How many slices do we need to make 4 sandwiches?
4
I could add
2
8
2
2
2




5
or I could
multiply
8
2 X 4
6
Each cow has 8 spots.
How many spots are there on 3 cows?
7
I could add
24
8
8
8



O R
8
I could multiply
24
8
3
X

9
Get the idea?
Now, you try one
10
At the Watermelon Welcome, each student found 5
seeds in their slice.
11
How many seeds did 6 students find altogether?
12
No!
Not "a lot".
13
Did you get
5 X 6 30 ?
14
Great Work!
Now you try making a multiplication word
problem using single digit numbers. Then trade
with your partner and solve their word problem.
Click the mouse when you are ready to go on.
15
Now connect to this virtual manipulative website
and have fun!
Double click on the computer and then click on
Rectangle Multiplication.
Remember to write down all the multiplication
sentences you create.