1. Percent Increase SWBAT find the percent increase; find the profit; find the selling price for an item sold at a profit

2. Definitions Percent increase How much an original amount is increased How much an original amount is increasedCost The original amount spent on an item The original amount spent on an itemProfit The money gained when an item is sold above the cost The money gained when an item is sold above the cost Selling price The amount for which the item is sold The amount for which the item is sold

3. Think The 7th grade class had a total value of $190 in their class fund last year. This year they have a total value of $630. What percent increase was there between the two years?

4. Examples From 12 to 15 From 0.3 to 0.66 Cost: $48.60Percent profit: 25% Cost: $124Percent profit: 6.25% An antique car dealer made a profit of 18% on a car that cost $40,000. How much did he sell the car for?

5. Examples From 15 to 22 From 20 to 85 Cost $46.58percent profit: 20% Cost $12.10percent profit: 40% A CD costs $10 and sells at a profit of 20%

6. Try These From 40 to 45 45-40=5 45-40=5 5/40 = x/100 5/40 = x/100 500 = 40x 500 = 40x X = 12.5% X = 12.5% Cost: $92.50Percent profit: 9.2% x/92.50 = 9.2/100 x/92.50 = 9.2/100 100x = 851 100x = 851 X = $8.51 X = $8.51