1. Materials
Reminders

2. What is the next number in the pattern?
Musical Math
What is the next number in the pattern?
100, 200, 300, 400
450, 400, 350, 300
4, 16, 64, 256
900, 450, 225, 112.5

3. Essential Question(s):
Cornell Notes
Topic:
2-9 Powers and Exponents
Essential Question(s):
How do I use powers and exponents in expressions?

4. Example: Write 1 2 × 1 2 × 1 2 × 1 2 × 1 2 × 1 2 in a simpler form
Questions:
Notes:
Cornell Notes
How can I write repeated multiplication?
Example: Write 1 2 × 1 2 × 1 2 × 1 2 × 1 2 × 1 2 in a simpler form =
What happens when I have a negative exponent?
Example 1:
2 −1
1 2
Example 2:
2 −2
= 1 4

5. Work Area:
Cornell Notes
Reminder. When using Cornell Notes, the notes on the right hand page are facts. The left hand page (which is blank) is for your thoughts, ideas, practice, etc.
Group Activity
Divide into groups of 2
Using the White Board, take turns EXPLAINING how you would convert the following exponents into fractions:
4 −3
3 −2
7 −1
44 −3
Be ready to explain with the class.

6. Work Area:
Cornell Notes
Reminder. When using Cornell Notes, the notes on the right hand page are facts. The left hand page (which is blank) is for your thoughts, ideas, practice, etc.
Group Activity
Divide into groups of 2
Using the White Board, take turns EXPLAINING how you would express the following products as exponents:
4×4×4×4×4×3×3×3
9×9×9×9×8×8×8×7×7
1 3 × 1 3 × 1 3 × 1 3 × 1 3
5.2×5.2×5.2
Be ready to explain with the class.

7. Page 128; 10-23, 32-40, and 46-47 AND Cornell Notes Summary
Homework
Page 128; 10-23, 32-40, and 46-47
AND Cornell Notes Summary