Assessment Problem:
Given 5a = b + 5, which is larger: a or b?
Domain:
Algebraic Relations
Theme:
Solving inequalities
Common Core Standards:
6.EE.5
Research References:
Lim, K. H. (2006). Characterizing students' thinking: Algebraic inequalities and equations. Paper presented at the 28th annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education, Mérida, México: Universidad Pedagógica Nacional.