 # Fluency with Percents

Related Topics:
Lesson Plans and Worksheets for Grade 7
Lesson Plans and Worksheets for all Grades

Examples, videos, and solutions to help Grade 7 students find 100% of a quantity (the whole) when given a quantity that is a percent of the whole by using a variety of methods including finding 1%, equations, mental math using factors of 100, and double number line models.

### Lesson 6 Student Outcomes

• Students solve various types of percent problems by identifying the type of percent problem and applying appropriate strategies.
• Students extend mental math practices to mentally calculate the part, the percent, or the whole in percent word problems.

Lesson 6 Classwork

Opening Exercise
Solve the following problem using mental math only. Be prepared to discuss your method with your classmates.
Cory and Everett have collected model cars since the third grade. Cory has 80 model cars in his collection, which is 25% more than what Everett has. How many model cars does Everett have?

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.

You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations. 