5 4 x 6x 10 July 8, 2019 16 32 64 128 4x 5 x 6x 10 2 x 10 )= 4 5 x )+ 6x 5 6x 3x 4 5 x 10 6x 4 3 2x )= 5 x 4 )- 10 5 x 5 x 5 5 x 5 x 5 x 5 x 5 10 4 x 6