Adding and Subtracting Fractions

This lesson, part of session three of lesson 22, focuses on adding fractions and using line plots. Students learn to solve problems involving the addition of fractions, both through numerical calculations and visual representations. The lesson includes practical examples, such as calculating the total length of fabric strips and the sum of brick lengths. Students are encouraged to apply these concepts to new problems, enhancing their understanding of fractions and line plots.

What is the main focus of lesson 22 session three?

• Dividing fractions

• Subtracting fractions

• Multiplying fractions

• Adding fractions and line plots

What is Sophia using to make a border for her quilt?

• Leftover strips of fabric

• New fabric

• Paper

• Plastic

How many strips of fabric does Sophia put together that are the same length?

• Five

• Six

• Three

• Four

What is the total length of the five strips of fabric?

• 63 and 1/4

• 60 and 1/4

• 61 and 1/4

• 62 and 1/4

What alternative method is suggested to solve the problem of adding fabric strips?

• Using a ruler

• Drawing a picture

• Using a calculator

• Guessing

How many 12 and 1/8 inch strips are combined in the problem?

• Four

• Two

• Five

• Three

What is the total length of the 12 and 1/8 inch strips combined?

• 36 and 3/8 inches

• 35 and 3/8 inches

• 37 and 3/8 inches

• 34 and 3/8 inches

How many days does Kay hike in the week?

• Two

• Three

• Four

• Five

What is the total distance Kay hikes in the week?

• 11 miles

• 10 miles

• 9 miles

• 8 miles

What is the total width of the four largest shells Ashley uses?

• 9 and 2/4 inches

• 7 and 2/4 inches

• 6 and 2/4 inches

• 8 and 2/4 inches