Grade
1
Same & Different: Teen Numbers
Look at the two pictures. What do you notice?
- 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…
- 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.
Printable Version
Google doc for printing and copying
Reference for Educators
Sample problems and solutions