This Application Problem is a part of the Lesson 16, Unit 1, Grade 3. Ms. Williams draws the array below to show the class seating chart. She sees the students in 4 rows of 7 when she teaches at Board 1. Use the commutative property to show how Ms. Williams sees the class when she teaches at Board 2. Extension: On Monday, 6 students are absent. How many students are in class on Monday?