5 9 x 4 8 x 4 7 July 8, 2019 16 32 64 128 5 х 9 25 4 х 8 4 х 7 13 5 9 x 4 8 x 3 7 5 x 7 = 35 9 x 8 = 4 x 9 - 5 9 5 x 8
