Hellow guys, Welcome to my website, and you are watching 간단하지만, 절반 이상이나 틀린다는 초등 수학 사칙 연산 문제? #shorts. and this vIdeo is uploaded by 손 지니어스 l SONGenius at 2023-12-01T20:00:32-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.