What is 2 1 4 plus 4 3 10 July 8, 2019 16 32 64 128 1 2 + 3 4 1 plus 1 2 2 plus 2 4 4 plus 4 8 original 1 + 2 + 3 + 4 = 10 What 1 2 3 4 5
