Year 6 grade 5 Unit 6 ADDITION & SUBTRACTION 1 Unit Content Expand All Lesson 1: Addition Of Whole Numbers 2 Quizzes Expand Lesson Content Unit 6 Lesson 1: Exercise 1 Unit 6 Lesson 1: Exercise 2 Lesson 2: Subtraction of Whole Numbers 2 Quizzes Expand Lesson Content Unit 6 Lesson 2: Exercise 1 Unit 6 lesson 2: Exercise 2 Lesson 3: Finding The Missing Number In An Addition Or Subtraction 2 Quizzes Expand Lesson Content Unit 6 Lesson 3: Exercise 1 Unit 6 Lesson 3: Exercise 2 Lesson 4: Problems Involving Addition And Subtraction 2 Quizzes Expand Lesson Content Unit 6 Lesson 4: Exercise 1 Unit 6 Lesson 4: Exercise 2