Year 5 grade 4 unit 8 FACTORS & MULTIPLES Unit Content Expand All Lesson 1 – Factors 3 Quizzes Expand Lesson Content Unit 8. Lesson 1: Exercise 1 Unit 8. Lesson 1: Exercise 2 Unit 8. Lesson 1: Exercise 3 Lesson 2 – Prime Numbers 3 Quizzes Expand Lesson Content Unit 8. Lesson 2: Exercise 1 Unit 8. Lesson 2: Exercise 2 Unit 8 Lesson 2: Exercise 3 Lesson 3 – Factor Tree 2 Quizzes Expand Lesson Content Unit 8 Lesson 3: Exercise 1 Unit 8 Lesson 3: Exercise 2 Lesson 4 – Highest Common Factor (HCF) 3 Quizzes Expand Lesson Content Unit 8 Lesson 4: Exercise 1. Unit 8 Lesson 4: Exercise 2 Unit 8 Lesson 4: Exercise 3 Lesson 5 – Multiples 2 Quizzes Expand Lesson Content Unit 8 Lesson 5: Exercise 1 Unit 8 Lesson 5: Exercise 2 Lesson 6 – Common And Least Common Multiples. (L. C. M) 3 Quizzes Expand Lesson Content Unit 8 Lesson 6: Exercise 1 Unit 8 Lesson 6: Exercise 2 Unit 8 Lesson 6: Exercise 3 Lesson 7 – Finding LCM Using Prime Factors. 3 Quizzes Expand Lesson Content Unit 8 Lesson 7: Exercise 1 Unit 8 Lesson 7: Exercise 2 Unit 8 Lesson 9: Exercise 3