Same & Different: At the Beach
Emerson measured the mass of stones and shells they collected at the beach.
What do you notice?
- How are pictures A and B the same mathematically, and how are they different?
- A and B are the same because …
- A and B are different because …
- Make a third picture that shows objects on a scale. Explain how your picture is the same as pictures A and B, and how it is different.