[HOT] Choi Seung-Kyung's math skills from the first place in the competition?, 공부가 머니 20200929

★★★More clips are available★★★

iMBC
http://www.imbc.com/broad/tv/ent/WhatIsStudy/index.html

WAVVE
https://www.wavve.com/player/vod?programid=M_T70558S&page=1