1. Magic Math

2. Homework check
Get out your homework from yesterday (Task 3)
Talk about it within your groups
Compare answers and come to an agreement

3. Magic math
Pick a number between one and twenty and write it down at the top of your worksheet.
Complete the following steps with the number you just picked.
Double your number.
Add 6.
Divide by two.
Subtract the original number from the new number.
Fold your paper so your work cannot be seen.

4. Why do we always get a 3??!!
Talk within your group of your understanding of why we always get a 3.
Think of it algebraically (algebraic expression)
Think of it visually (mathematical model)
I will pick some groups to explain what they came up with

6. Practice in our groups
**HINT: This one will have two variables!!

7. Do you think Your Group can guess your Birthday?
Take the month number from your birthday (1=January, 2=Februaury, etc.)
Add the day of birth
Divide by 100
Add 3
What is your total?
Multiply by 11
Multiply that number by 7
Subtract the month of birth
Subtract 1 from that result
Subtract the day of birth
Multiply that result by 13
Divide by 10
Add 11

8. Can your group come up with a magic trick?!
The trick should include at least five steps and should be represented through verbal and algebraic representations. Do not use a calculator!