This Application Problem is a part of the Lesson 13, Unit 6, Grade 2. Ellie bakes a square pan of lemon bars, which she cut into nine equal pieces. Her brothers eat 1 row of her treats. Then, her mom eats 1 column. Draw a picture of Ellie's lemon bars before any are eaten. Write an X on the bars that her brothers eat. Write a new number sentence to show how many are left. Draw a line through the bars that her mom eats.