Grade 4 and the CCSS
Learn more about Investigations and the Common Core State Standards at fourth grade. The sample Session, Multiplicative Comparison, introduces multiplication situations where one factor is a certain number of times larger, or smaller, than the other factor. It is designed to be incorporated in the first Grade 4 unit, Factors, Multiples, and Arrays: Multiplication and Division 1. The instructional plans layout Session-by-Session changes to each Investigation in that unit.