5 6 x 7 25 July 8, 2019 16 32 64 128 5 2 x 6 25 7 2x /( 125 2x 25 6 128 x 7 5 5 x 9 )- 7 3x 6 )= 25 5 x 7 = 35 5 6 x 7
