2 x 100 7 x 10 July 8, 2019 16 32 64 128 2 x 10.000 3 x 1000 4 x 100 7 x 10 2 x 10.000 7 x 100 2 x 10 2 7×100 7 2 x 100 2 x 100 100 x 7