eleven - six + five =, twelve - six + six =, thirteen - six + seven =, fourteen - seven + seven =, fifteen - seven + eight =, sixteen - eight + eight =, seventeen - eight + nine =, eighteen - nine + nine =, nineteen - nine + ten =, twenty - ten + ten =,

Numbers from 10 to 20 (addition)

Табло

Визуален стил

Опции

Шаблон за превключване

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