Eureka math module 1 lesson 6 grade 4 July 8, 2019 16 32 64 128 Eureka math grade 6 module 1 lesson 4 problem set Eureka math grade 6 module 1 lesson 4 exit ticket Eureka math grade 6 module 1 lesson 4 answer key Eureka math grade 6 module 1 lesson 4 classwork Eureka math grade 4 module 1 lesson 6 homework pdf