# Lesson 7 Make Halves, Thirds, and Fourths

• Let’s make halves, thirds, and fourths or quarters.

## Warm-up Which One Doesn’t Belong: Compare Equal Pieces

Which one doesn’t belong?

## Activity 1 Fold Equal Pieces

1. Fold the rectangle to make 2 equal pieces and cut them out.

Each piece is called a .

Compare with your partner. Tell how you know the pieces are equal.

2. Fold the rectangle to make 4 equal pieces and cut them out.

Each piece is called a .

Compare with your partner. Tell how you know the pieces are equal.

3. Fold the rectangle to make 3 equal pieces and cut them out.

Each piece is called a .

Compare with your partner. Tell how you know the pieces are equal.

## Activity 2 That’s Not It

Noah is looking for examples of circles that have been partitioned into halves, thirds, or fourths.

1. Put an X on the 2 circles in each row that are not examples.

halves

fourths

thirds

2. Explain why each of the shapes you marked is not an example of halves, fourths, or thirds.

3. Partition this circle into thirds.

## Problem 1

1. Andre drew this picture and said each part of the square is a fourth. Do you agree with Andre?  Explain.

2. Partition the square into 4 equal parts in a different way.