1. POD Find the Perimeter of the shape 3cm 5cm 2.5cm 10cm 9cm 38cm

3. Today’s essential questions Why do we use Exponents? Why does the order I do a problem in matter?

4. At the end of class you will be able to… Evaluate powers. Evaluate expressions with multiple operations.

5. What do we already know about exponents ?

6. Base Exponent Base- The number that is going to be multiplied by itself. Exponent- Tell us how many times to multiply the number by itself.

7. So Means

8. Why do we use exponents? Lets Race!!!! Write this number on your paper as fast as you can. 118,587,876,497

9. Examples

10. Need a volunteer that is willing to take his or her shoe and sock off. F0llow these directions to put your shoe and sock back on. Tie your shoe as tight as you can. Put the shoe on your foot. Put your sock on.

11. What do we already know about order of operations ?

12. PEMDAS Please Parentheses Excuse Exponents MyMultiply Dear Divide Aunt Add Sally Subtract These are done together also from left to right. These are done together from left to right.

13. Example

16. Evaluate the expression for a=2 and b=6

17. Use the expression r+0.12m to calculate the cost of renting a car. The base rate is r. The number of miles driven is m. The basic rate is $15.95. the car is driven 150 mi.

18. Homework Pg. 12, 1-60 multiples of 3