This study aimed to explore mathematical concepts in the local culture known as ethnomathematics. The culture examined in this study is the Serampang XII Dance performance. originating from the Deli Malay ethnic group in the province of North Sumatra. This qualitative descriptive research adopts an ethnographic approach. https://www.spidertattooz.com/Cirque-Colors-Nail-Polish-Hygge-0-37-oz-p32304/