Contextual tasks such as the Milk problem and the Cupcake problem can illuminate operations with fractions, but not all visual models align with the standards.
Corey Webel, email@example.com, an assistant professor of mathematics education at the University of Missouri in Columbia, is interested in helping mathematics teachers learn from their own practice.
Erin Krupa, firstname.lastname@example.org, is an assistant professor of mathematics education at Montclair State University in New Jersey. Her research interests include curricular implementation and the impact of professional development on teachers' instructional practice, content knowledge, and beliefs.
Jason McManus, email@example.com, is a doctoral student at Montclair State University. He is interested in adults' learning and understanding of mathematics.