# Lesson 8 Apply Fraction Multiplication

• Let’s solve problems about flags.

## Warm-up Number Talk: Fraction Multiplication

Find the value of each expression mentally.

## Activity 1 Flags

Jada has a small replica of a flag of Thailand.

It is 5 inches wide and  inches long.

1. What is the area of the flag? Explain or show your reasoning.

2. Each red stripe is  inches wide. What is the area of each red stripe? Explain or show your reasoning.

3. The blue stripe is  inches wide. What is the area of the blue stripe? Explain or show your reasoning.

## Activity 2 More Flags

Han has a replica of the flag of Colombia.

It is  inches wide and  inches long. The yellow stripe is  of the width of the flag and the blue and red stripes are each  of the width.

1. .  The answer is inch. What is the question?

2.  y . The answer is  square inches. What is the question?

## Problem 1

This flag of Sweden is inches wide and 2 inches tall. The rectangle in the upper right is inches wide and inch tall.

1. What is the area of the whole flag?

2. What is the area of the rectangle in the upper right?