This activtity is great for a center or math station Students must sort the decimal cards into wrong and right columns. Students must the justify why the cards they chose for thewrong column are wrong and must correct them.Teacher instructions: Copy the cards sheet on different color paper. Each set of cards should be a different color. Each pair of students will recieve three different color sets of cards. Notice each card set spells out a small word, this is for teacher quick checking.