Learning Math: Number and Operations
Video- and web-based course for K-8 teachers examines three main categories in the Number and Operations strand of the math standards.
Learning Math: Number and Operations, a video- and Web-based course for elementary and middle school teachers examines the three main categories in the Number and Operations strand of Principles and Standards of School Mathematics (NCTM) — understanding numbers, representations, relationships, and number systems; the meanings of operations and relationships among those operations; and reasonable estimation and fluent computation.