Math II 2020-01-31

Per 4: Lesson 12 #19-21, Lesson 13 #1-9

Per 5: Lesson 13 Part 1 #1-13

Per 6: Lesson 12 #16-21, Lesson 13 #1-6

Per 7: Lesson 12 #16-21, Lesson 13 #4-6