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Polki 10 * 3 = 30
Kujawiaki 55 - (10+30) = 55 - 40 = 15
2/11*55=110/11=10-oberki
3*10=30-polki
55-(10+30)=55-40=15-kujawiaki
/ znak kreski ułamkowej
* znak mnozenia
Kujawiakow jest 15;)