Standard Description of 3.G.2: Partition shapes into parts with equal areas. Express the area of each part as a unit fraction of the whole. For example, partition a shape into 4 parts with equal area, and describe the area of each part is 1/4 of the area of the shape.
Standards preceding 3.G.2 are 3.NF.1. The Lumos Coherence map for 3.G.2 includes standards correlations, description and a list of apps, questions, videos, books and other resources related to 3.G.2