New Mexico Standards
NM.N. Number and Operations: Students will understand numerical concepts and mathematical operations.
K-4.N.1. Understand numbers, ways of representing numbers, relationships among numbers, and number systems.
2.N.1.2. Apply counting skills and number sense through meaningful activities:
2.N.1.2.d. Model how many parts make a whole using equal fractional parts (e.g., 1/2, 1/3, 1/4, and 1/6 as equal parts of a whole)