Adding and Subtracting Fractions is a Common Core aligned unit for adding and subtracting various fractions. Included is 2 five day Prezis with homework worksheets. The Prezis include step by step process in order to arrive at the correct answer. There are three assessments with answer key. Assessments are aligned with the Prezis and students can use these as a guide in order to increase their comprehension of the material. All of this is included in the download.