Jan 26, 2016 - Now that students have practiced their kindergarten and Grade 1 skills, they are ready to become more fluent with addition problems, such as 8 + 7 and 5 + 9, where they must cross the ten. In Lesson 3...

Jan 26, 2016 - In this first module of Grade 2, students make significant progress towards fluency with sums and differences within 20 (2.OA.2). Fluency, coupled with a fundamental grasp of place value, rests on...