4 5x1 2 July 8, 2019 16 32 64 128 4 5 x 1 2 4 5 x 1 )= 2 3x 4 5 x 1 2 9 4 5 x 1 2 10 4 5 x 1 25 4 5 x 1 2 x 7 9 4 5 x 1 2 x 7 8 4 5 x 1 2 x 5 8 4 5 x 1 20 4 5 x 1 2 3 4 5 x 1 2 as a fraction 4 5 x 1 2 x 3 8 4 5x1 2 1 5 4 5x1 1 2