Xiaofen Zhang, M. A. (Ken) Clements, and Nerida F. Ellerton
Pouring water to create equal shares is just one of the multimodal activities in this collection, which is designed to assist elementary school students in gaining a rich understanding of unit fractions.
Ron Tzur and Jessica Hunt
Using these tasks can help nurture children’s multiplicative notions of unit fractions beyond part-whole understanding.
Rebecca M. Lewis, Lynsey K. Gibbons, Elham Kazemi, and Teresa Lind
Sandwiching formative assessment items and instruction can yield insight into why students use particular strategies or notation.
Ji Yeong I, Barbara J. Dougherty, and Zaur Berkaliev
The meat and potatoes of fraction multiplication is the change of units.
Rebecca C. Poon and Priscilla Eide Lewis
Chew on why 13/7 = 13 ÷ 7 as we explore two classroom lessons that develop conceptual understanding by building on children’s knowledge of whole-number division.
Kathleen Cramer, Debra Monson, Sue Ahrendt, Karen Colum, Bethann Wiley, and Terry Wyberg
Follow children who used grids and decimal +/– charts to taste the richness of Common Core decimal standards.