Same & Different: Teen Numbers

Look at the two pictures. What do you notice?

1.  How are pictures A and B mathematically the same, and how are they different?
   • A and B are the same because…
   • A and B are different because…
2. Make a third picture that shows a teen number. Explain how your picture is the same as pictures A and B, and how it is different. If it’s helpful, use the Number Rack app.