Lesson Plan: Understanding Percentages

Grade Level: 7th Grade

Objective: Students will be able to understand and apply the concept of percentages in real-world situations.

Materials:

- Whiteboard and markers

- Handouts with percentage problems

- Calculators

Introduction (10 minutes):

- Begin by asking students if they have ever heard of the term "percent" and what it means.

- Explain that percentages are a way of expressing a part of a whole as a fraction of 100.

- Give examples of percentages in everyday life, such as sales tax, discounts, and grades.

Direct Instruction (20 minutes):

- Write the following formula on the board: part/whole x 100 = percentage

- Explain that this formula can be used to find any of the three values if the other two are known.

- Give examples of how to use the formula, such as finding the percentage of correct answers on a test or the amount of discount on a sale item.

Guided Practice (15 minutes):

- Hand out the percentage problems worksheet and have students work in pairs to solve them.

- Walk around the room to answer any questions and provide assistance as needed.

Independent Practice (15 minutes):

- Have students work individually to create their own percentage problems and solve them.

- Collect the problems and review them to ensure understanding.

Closure (5 minutes):

- Review the formula and examples of percentages in everyday life.

- Ask students to share any real-world situations where they have encountered percentages.

- Remind students that understanding percentages is an important skill for many future careers.

Assessment:

- The percentage problems worksheet and the student-created problems will be collected and graded for accuracy and understanding.