5 1 2 x 12 July 8, 2019 16 32 64 128 5 1 2 x 12 glulam beam 5 1 2 x 12 glulam 5-1/2 x 12 glb 5 1 2 x 12 glulam weight 5 1/2 x 12 floor register 5 1 2 x 12 coil springs 2/3 x - 1/2 x = 5/12 5 x 1 5 2 x 126 5 2 x 1 125 5 x 1 2 )= 12 5x 1 2 x 5 12 as a fraction 5 х 1 2 )= 12 5х 5 x 1 2x 12 1 2 x 12 4 5 2 3x 1 )- 2 x 5 )= 12