Correct: 2+9=11, 3+9=12, 4+7=11, 8+3=11, 5+7=12, 7+6=13, 7+7=14, 8+7=15, 9+8=17, 9+9=18, 9+5=14, 6+6=12, 8+5=13, 8+4=12, 6+5=11, Incorrect: 2+9=10, 3+9=11, 4+7=12, 8+3=12, 5+7=13, 7+6=14, 7+7=15, 8+7=14, 9+8=16, 9+9=20, 9+5=13, 6+6=13, 8+5=12, 8+4=13, 5+6=10,

Opakovanie +, - do 20 s prechodom cez základ 10

Ranking

Estilo visual

Opções

Alterar modelo

Restaurar arquivo salvo automaticamente: ?