17-4= - 13, 18-6= - 12, 14+4= - 18, 16-5= - 11, 13+4= - 17, 12+4= - 16, 13+2= - 15, 15-5= - 10,

Dodawanie i odejmowanie w zakresie 18/1

Leaderboard

Visual style

Options

Switch template

Continue editing: ?