This resource currently contains 160 slides to be used as 7th grade math bell ringers (warm-up, BOCA, "do now", etc.). This download includes a PowerPoint version of all the slides and their answers, a set of PNG images to be inserted into your own slides (personal use, only), and a PDF printable quarter-page version of each question that may be distributed to students and taped into an interactive notebook.Take a closer look at each individual unit sets of bell ringers:Unit 1: Integers and Rati