Lesson 9 homework 4.5 July 8, 2019 16 32 64 128 Lesson 9 homework 4.5 answer key Lesson 9 homework 4.5 4th grade Eureka math lesson 9 homework 4.5 answer key A story of units lesson 9 homework 4.5 Lesson 9 homework 5.3 Lesson 9 homework 2.4