Grade 2 Core Fluency Differentiated Practice Sets

This Fluency Activity is a part of the Lesson 15, Unit 8, Grade 2. During Topic D and for the remainder of the year, each day's fluency includes an opportunity for review and mastery of the sums and differences with totals through 20 by means of the Core Fluency Practice Sets or Sprints. The process is detailed, with Practice Sets provided, in Lesson 3. This work is based on an original work of Great Minds and licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.