The Cost of Dinner
1 Direct Instruction
The teacher will guide the students as they search the internet for a restaurant menu.
Use Google Chrome to search for a restaurant menu. Then, select 3 items from the menu, and find the cost for the items. This will be your subtotal.
2 Direct Instruction
The teacher will guide the students as they calculate gratuity and sales tax.
Calculate 15% gratuity and 8% sales tax on the items selected.
3 Preparing Presentation
The teacher will instruct the students to use Explain Everything or another presentation app to prepare a presentation explaining the process for finding sales tax and gratuity.
Prepare a presentation to explain the procedure for calculating gratuity and sales tax using a presentation app such as Explain Everything. Use the information from the previous steps to create your presentation. Be sure to include the total cost including gratuity and sales tax.
Key Standards Supported
Ratios And Proportional Relationships
|7.RP: Analyze Proportional Relationships And Use Them To Solve Real-World And Mathematical Problems.|
|7.RP.3||Use proportional relationships to solve multistep ratio and percent problems. Examples: simple interest, tax, markups and markdowns, gratuities and commissions, fees, percent increase and decrease, percent error.|