Class 5 math unit 3 exercise 2 question 1 July 8, 2019 16 32 64 128 Class 5 math unit 3 exercise 1 question 2 answers Unit 3 exercise 1 class 5 Unit 3 lesson 5 cumulative practice problems answer key Unit 2 lesson 5 practice problems 6th grade Unit 1 math grade 5 Class 6 math unit 3 review exercise