This Fluency Activity is a part of the Lesson 38, Unit 4, Grade K. This activity assesses students' progress toward mastery of the required fluency goal for kindergarten: Add and subtract within 5. Distribute the appropriate Practice Set based on student performance in Lesson 35. (All sets can be found in Lesson 29.) Students who correctly answered all questions on a Practice Set in the previous attempt should move to the next Practice Set. All other students should try to improve their scores on Practice Set A.