Check out Justin Verlander's luncheon bill.
What do you notice?
What do you wonder?
Students might be interested in or impressed by what a $1 million dollar charge does to Justin Verlander's tip. 
McCarthy Salad at the Cabana Cafe, Beverly Hills Hotel
Tennis star Mardy Fish was at lunch with Verlander and he had posted that he picked up the tip. Use current events to calculate some percents. After determining the tip on this million dollar order, students figure out the tax and tip on the order without the million dollar charge, using what they can figure from the tax on the bill.
The activity: Million-Dollar-Meal.pdf
For members we have an editable Word docx and solutions/teaching tips.
Million-Dollar-Meal.docx Million-Dollar-Meal-solution.pdf
CCSS: 6.RP.3, 7.RP.3