Lesson 12 Ways to Represent Measurement Situations

    • Let’s make sense of and represent measurement situations at the fair.

Warm-up Notice and Wonder: The Fair

What do you notice? What do you wonder?

A carnival.
Giant pumpkins.

Activity 1 Giant Pumpkin Event

  1. Write a list of mathematical questions that could be asked about this image.

  2. Work with your partner to solve the problem you were given by your teacher and show your thinking on a poster. Be sure to write down on your poster the problem you are solving.

Activity 2 Card Sort: Giant Pumpkins

Your teacher will give you a set of cards with descriptions and diagrams.

Match each description with a diagram that represents the same situation.

Practice Problem

Problem 1

Lin’s class got 8 pumpkins for a pumpkin carving contest. Each pumpkin weighed 12 pounds.

  1. Which tape diagram represents the situation?

    1. Diagram. Rectangle divided into 12 equal parts, each labeled 8. Total, question mark.
    2. Diagram. Rectangle divided into 8 equal parts, each labeled 12. Total, question mark.
  2. How many pounds did the pumpkins weigh altogether? Explain or show your reasoning.