2 3 x 5 4 1 July 8, 2019 16 32 64 128 2 3 x 5 4 15 2 3 x 5 )+ 11 4 2 3 x 4 5 1 6 2 3 5 x 1 4 as a fraction X 2 )/ 3 5 x 4 )/ 12 8 2 3 x 5 1 4 1 2 x 3 4 )= 5 12 2 3 x 5 )= 1 4 5x 3 2 x 3 5 2x 13 4 5 2 3 x 4 1 7 3 2 5 x 1 4 10 2 3x 5 )- 4 x 1 2 3x 5 4 1 2x 1 2 3 x 4 5 6 7 8 2 3x 5 )- 3 x 4 )= 1