Lesson 1 Share Sandwiches

    • Let’s share sandwiches.

Warm-up Which One Doesn’t Belong: Sandwiches

Which one doesn’t belong?

  1. Many rolled-up sandwiches on a plate. 
  2. sub sandwich
  3. bowl of soup
  4. Skewers of meat and piles of vegetables on top of pita bread, sauce on side 

Activity 1 Share Sandwiches

sandwiches are shared equally by people.

  1. Choose numbers to fill in the blanks. You can only use each number once: 2, 3, 5.

  2. Represent the situation with a diagram or drawing.

  3. Explain or show how you know that each person will get the same amount of sandwich.

Activity 2 The Same Amount

  1. Han’s work shows how 3 people could equally share 2 sandwiches.

    Two rectangular sandwiches, divided into sections.

    How do you know that each person gets about the same amount of sandwich? Explain or show your thinking. Organize it so it can be followed by others.

  2. Draw a diagram to show a different way that 3 people could share 2 sandwiches so each person got about the same amount of sandwich.

Practice Problem

Problem 1

  1. 3 students equally share 18 sheets of construction paper for an art project. How many sheets of paper does each student get? Explain or show your reasoning.

  2. 3 students equally share 1 tube of glue for an art project. How much glue does each student get? Explain or show your reasoning.