Lesson 1 Find the total 2019 Lesson 1 Unit fractions 2019 Lesson 2 Find the difference 2019 Lesson 2 Non-unit fractions 2019 Lesson 3 Find a half 2019 Lesson 3 Find change 2019 Lesson 4 Find a quarter 2019 Lesson 4 Two-step problems 2019 Y2 Week 7 Alternative Plan