## Look For and Make Use of Structure.

1st Grade

Mathematically proficient students in First Grade carefully look for patterns and structures in the number system and other areas of

mathematics.

mathematics.

- For example, while solving addition problems using a number balance, students recognize that regardless whether you

- When decomposing two-digit numbers, students realize that the number of tens they have constructed ‘happens’ to coincide with the digit in the tens place.
- When exploring geometric properties, first graders recognize that certain attributes are critical (number of sides, angles), while other properties are not (size, color, orientation).