Look deeper into how 5th grade students think through a task by examining standards from earlier grades.
Guarino, Jody; Rumsey, Chepina; Beltramini, Jennie; Miller, Angie; Gray, Kristin; and Cole, Shelbi
"Adapting a number sense task to learn more about K-5 student reasoning,"
Colorado Mathematics Teacher: Vol. 50
, Article 3.
Available at: https://digscholarship.unco.edu/cmt/vol50/iss2/3