1. 6.2 Students will use proportions to solve percentage problems. Warm Up 1.While waiting for the dentist, David bit off 5 percent of each fingernail. His fingernails each used to be 1.2 cm long. How many total milimeters of the fingernails did he bite off? (Hint: 10 mm in 1 cm)

2. 6.2 Students will use proportions to solve percentage problems. Students will use proportions to solve percentage problems when the part is missing. Why? -Sales (finding the discount) -Tax

3. 6.2 Students will use proportions to solve percentage problems. Sales Tax