Grade 6 unit 3 lesson 4 practice problems July 8, 2019 16 32 64 128 Illustrative mathematics grade 6 unit 4 lesson 3 practice problems Grade 6 unit 3 lesson 6 practice problems Unit 4 lesson 6 practice problems 6th grade Lesson 6 practice problems unit 5 grade 6 Unit 4 lesson 7 practice problems 6th grade