Math Focus 7

## CHAPTER 4: PERCENT

### Lesson 6: Solving Problems that Involve Decimals

Use these interactive activities to encourage students to have fun on the Web while learning about percent. Students can try these activities on their own or in pairs.

Goal

Solve problems that involve percents and decimals.

Builds Upon

Student Book pages 174–179

Instructions for Use

Practice Solving Percent Problems allows students to solve various percent problems involving decimals, fractions, and percents, using the proportion method.

Solve each problem using paper, a pencil and a calculator, then click the “Answer” button to check your work. You may click on the “Using the Proportion Method to Solve Percent Problems” link for instructions on how the problems may be solved.

Sales Commissions allows students to calculate percentage sales commissions.

To use Sales Commissions, read the instructions and then scroll down to the “Practice” box. Click the “Start” button and solve the problem that appears. Type in your answer and click the “Check” button to check your answers. The activity will keep track of how many correct answers you give.

Price Discounts allows students to solve problems that involve a percentage discount.

To use Price Discounts, read the instructions and then scroll down to the “Practice” box. Click the “Start” button and solve the problem that appears. Type in your answer and click the “Check” button to check your answers. The activity will keep track of how many correct answers you give.

Markup allows students to solve problems that involve a percentage markup.

To use Markup, read the instructions and then scroll down to the “Practice” box. Click the “Start” button and solve the problem that appears. Type in your answer and click the “Check” button to check your answers. The activity will keep track of how many correct answers you give.

Total Price with Sales Tax allows students to solve problems that involve a percentage sales tax.

To use Total Price with Sales Tax, read the instructions and then scroll down to the “Practice” box. Click the “Start” button and solve the problem that appears. Type in your answer and click the “Check” button to check your answers. The activity will keep track of how many correct answers you give.