Learn how to find the sales tax of different items by playing this fun educational game. The game is appropriate for 7th grade and other middle school students.

**Game Directions:** For each problem, click on the correct denominations in the cash drawer so that they add up to the sales tax. Some answers might have multiple correct choices. For instance, 1 dollar can be selected by clicking on the 1 dollar bill, or by chosing 4 quarters, or even 10 dimes. Click on the reset button to put the money back in the register and start over again. For each correct answer, you will earn a point. This game can be played on computers, iPads, and other tablets. You do not need to install an app to play this game on the iPad. Have fun counting money!

The game is based on the following Common Core Math Standards:

**CCSS 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.

**CCSS 6.RP.3.c**

Find a percent of a quantity as a rate per 100 (e.g., 30% of a quantity means 30/100 times the quantity); solve problems involving finding the whole, given a part and the percent.