Grade
1

Same & Different: Cube Train Comparisons

Look at the two pictures. What do you notice?

A: The first group is 2 trains of 10 with 5 single orange cubes. The second group is 4 trains of 10 blue cubes with 5 single orange cubes. The first group is less than the second group. B: The first group is 4 trains of 10 green cubes. The second group is 3 trains of 10 orange cubes. The first group is greater than the second group.
  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 cube trains. Explain how your picture is the same as pictures A and B, and how it is different.
Printable Version

Google doc for printing and copying

Reference for Educators

Sample problems and solutions