1. Warm Up 1.-5 + 7 2.8 + (-2)(5) 3.-3 + (-7) 4.-50/(-5) 5.Find 30% of 30. 6.25 is what percent of 100? 16025040302010567894321  34

2. Simple Interest

3. is money added onto the original amount saved (earned) or borrowed (charged). Simple Interest

4. Simple Interest Formula I (Interest) - The amount earned or the amount charged p (Principal)- The amount borrowed or deposited r (Rate) – Percent at which the interest is charged t (Time)- In years

5. Calculating Simple Interest Convert the percent to a decimal. 16% =.16 How much money would you pay in interest if you borrowed $1,600 for 1 ½ years at 16% APR? I = prt I = $1,600 x.16 x 1.5 I = $384

6. Shawnique bought a beautiful house for $350,000. Her loan was for 30 years at 6.5% APR. How much money will she end up paying in interest? 6.5% =. 065 I = prt I = $350,000 x.065 x 30 I = $682,500

7. Kent put $8,500 into an 18 month CD. The interest rate is 3.25% How much money will Kent earn in interest? 3.25% =. 0325 I = prt I = $8,500 x.0325 x 1.5 I = $414.38

8. Katie bought a new sports car for $28,500. She financed her car for 6 years at 6.75%APR. How much will she end up paying for interest on her car? 6.75% =. 0675 I = prt I = $28,500 x.0675 x 6 I = $11,542.50

9. Cody bought a new truck for $25,000. He took out a loan for 5 ½ years with 7.75% APR. How much will Cody end up paying in interest? 7.75% =. 0775 I = prt I = $25,000 x.0775 x 5.5 I = $10,656.25

10. Tia saved her $9,000 for 2 ½ years at 4.25% APR in a CD, to go on a month long vacation with her family. How much did she earn in interest? 4.25% =. 0425 I = prt I = $9,000 x.0425 x 2.5 I = $956.25

11. Let’s Practice Textbook page 243, #s 4 – 8 Homework: pages 243 – 244, #s 14 – 32 even

12. TIMES UP!!!!! Let’s Check!!!