OR.5.2. Number and Operations and Algebra: Develop an understanding of and fluency with division of whole numbers.
5.2.1. Apply understanding of models for division (e.g., equal-sized groups, arrays, area models, equal intervals on the number line) and the relationship of division to multiplication to solve problems.
5.2.2. Apply concepts of place value and the properties of operations to solve problems involving division.
5.2.4. Develop and use accurate, efficient, and generalizable methods to find quotients for multi-digit division problems.
5.2.5. Develop fluency with efficient procedures for dividing whole numbers and justify why the procedures work on the basis of place value and number properties.