1 2 6 x 36 July 8, 2019 16 32 64 128 2 6 x 1 4 36 X 5 6 2 1 36 36 4x 1 6 x 2 36 5x 2 =( 1 6 11 x 1 6×3 2 36÷ 6 1 6 x 2 3