17 9 12 3 July 8, 2019 16 32 64 128 17 4 9 minus 12 2 3 17 12 x 1 )= 9 3x 5c 17 9 (- c 12 3c 17 4 9 minus 12 2 3 as a fraction 17 4 9 menos 12 2 3