4 7 2 8 1 July 8, 2019 16 32 64 128 4 7 8 2 1 3 4 7 8 2 1 6 4 7 8 2 1 5 4 7 8 (- 2 1 9 4 2 7 10 8 4 7 x 2 1 8 2 4 7 8 11 4 7 8 x 2 1 3 4 4b 8 )= 2 7 11b 3 1 4 2 7 8 as a fraction 4 1 2x 3 7 )- 2 8 5 2x 4 1 2b 3 7 )- 2 8 5 2b 4 5x 2 7 9 1 8 1 2 3 4 7 8 hxcdd 4 1 4 2 7 8 x 1 61