Standard Description of 4.OA.2: Multiply or divide to solve word problems involving multiplicative comparison, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem, distinguishing multiplicative comparison from additive comparison.
Standards preceding 4.OA.2 are 3.OA.3. Standards that are taught after students master 4.OA.2 are 5.NF.3, 5.NF.5, 5.NF.6. Standard(s) related to 4.OA.2 are 4.MD.1. The Lumos Coherence map for 4.OA.2 includes standards correlations, description and a list of apps, questions, videos, books and other resources related to 4.OA.2