6 8 x 7 12 July 8, 2019 16 32 64 128 1 5 2 1 6 x 8 1 7 12 X 8 )( x 7 2 x 6 )= 12 6 8 36 7 9 x 5 12 48 8 14 x 7 13 x 6 12 6 7/8 x 6 6 × 8 6 x 7/8
