1. Thursday, March 17  Practice 7-7 is due today (please make sure your name is on it.  Agenda Quiz on Tuesday, 3/22 (7-5 to 7-7) Grade Practice 7-7 Note Taking (Lesson 7-8) Assign Practice 7-8 (due next Tuesday)  Bell Work Happy St. Patrick’s Day

3. Today’s Objective  By the end of class today, SWBAT Solve simple-interest problems Solve compound-interest problems

4. Vocabulary the amount you first deposit into a bank account. the money the bank pays you based on the interest rate. the percent of the money you have deposited the bank pays you over a specified period of time. interest paid only on the principal. when a bank pays interest on the principal and on the interest an account has earned. the principal plus the interest.

5. Key Concepts Interestprincipal Interest ratetime final balanceprincipal interest rate number of interest periods

6. Example

7. Quick Check

8. Example

9. Quick Check

10. Example compound

11. Quick Check p= r= n= p= r= n=