Illustrative math grade 6 unit 1 lesson 5 July 8, 2019 16 32 64 128 Illustrative mathematics grade 6 unit 6 lesson 5 Illustrative mathematics grade 6 unit 6 Illustrative mathematics grade 6 unit 6 lesson 6 Illustrative mathematics grade 6 lesson 10 practice problems Lesson 6 practice problems unit 5 grade 6