Lesson 1 One Piece of One Part
Let’s solve problems about unit fractions.
Warm-up Notice and Wonder: Baked Macaroni and Cheese
What do you notice? What do you wonder?
Activity 1 Of What?
At a family dinner, a pan of macaroni and cheese is
Draw a diagram to represent the situation.
Explain or show how you know your diagram represents the situation.
Activity 2 The Same, but Different
Explain or show how each diagram represents
of of a pan of macaroni and cheese.
Use the diagrams to show that
of is of the whole pan.
of of the square.
Explain where you see
of in your drawing.