Justify Answers in Math Poster 18 in. x 24 in. | Classroom Decor Students struggle to understand what it means to "justify" their answers - especially with calculators! This poster provides a quick visual reference to the three ways to prove they're correct: show their work, draw a picture, and write about their process. Regardless of what they are learning, they can use all three ways or pick one to JUSTIFY they are right! With math standards changing and increasing in rigor, students must w