1. Big Numbers By Marika Zimmerly
By Marika Zimmerly

2. Big Numbers Have Names 100 - Hundred 1,000 – Thousand
1,000,000 – Million
100,000,000 – Hundred Million
1,000,000,000 – Billion (nine zeros)
1,000,000,000,000 – Trillion (twelve zeros)
In some places the names change.

3. Activity Get a piece of graph paper and a colored pencil.
Color a 10 x 10 box on one corner of your graph paper.
How many squares do we have as a class?
As a university?

4. Answers There are about 30 student in this class.
So we have 100 x 30 or 3,000
There are about 21,000* Undergrad students at PSU
So we have 100 x 21,000 or 2,100,000
*21,674

5. What if we each had 1000 Squares?
Let’s try it.
You can add to your 100 box
make a 20 x 50 or 25 x 40 box.
As a class.
We have 1000 x 30 or 30,000
As a University.
We have 1000 x 21,000 or 21,000,000

6. If there is time: http://www.kokogiak.com/megapenny/twenty.asp