Set of exit tickets based on finding Student X's mistake on a given problem from the NBT standards. There are 19 separate questions each focusing on one mistake students frequently make. Students are then asked to identify and explain the mistake Student X made.
8 problems for 3.NBT.A.1
8 problems for 3.NBT.A.2
3 problems for 3.NBT.A.3
Pages can be made into a book, cover page and score card page included or printed as single copies.