1. Day 5 Variables and Simiplifying Expressions

2. What is Algebra? Algebra is a way of Thinking used in problem solving.
Algebra is a Tool for describing the world

3. What is in the box? ACT 1-Introduction What do you Notice? Rules
What do you Wonder?
Rules
Don’t open the box

4. What is in the box? ACT 2 -Conflict How many pennies are in each box?
Rules
Don’t open the box
Ask questions
I can only answer a few specific questions if asked
Every box has a different number of pennies in it.

5. What is a variable?
What is a variable and how is it like the unopened box?

6. Using Variable
We use variables to describe stuff we don’t know

7. Like Terms You can only combine like terms!!!!
If I had a pile of 3 boxes and 12 pennies could I say that I have 15 pennies or 15 boxes? Why or Why not?
You can only combine like terms!!!!

8. Algebra Tiles

10. Like Terms