9+10=21 is an incorrect answer to a math problem, which was first spoken online in a Vine video. The video, also known as "What's Nine Plus Ten," quickly became a fad within the Vine community, leading to remixes and other parody, and later spreading to …

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2022年7月7日 · Where Does "9 + 10 = 21" Come From? In June 2013, Vine user @DREHUPEMSU @WESTROSECRAN posted a clip in which he calls a boy, likely his brother, stupid. As the boy protests, the Viner asks him what is a sum of nine and ten, with the boy failing to do a correct calculation and answering "21," after which he …

2024年6月7日 · One child who was put on the spot in a Vine video that went massively viral answered “21” instead. The video, first shared in 2013, begins with a man telling the boy, “You stupid.” He says,...

People at my school keep saying 21 in a weird tone/voice especially in math class. My friend ask me what 10+9 is and I said nineteen but he says 21. He then proceeds to start laughing and everyone in my class always talks about number 21 on …

9+10=21 or "What's Nine Plus Ten" is a meme and Vine video where a black kid, sometimes referred as the "21 kid", was asked what 9+10 is and he answered "21". It was uploaded on 22 June 2013 by his older brother who is an obscure music producer.

Original video of the 21 kid.

2020年7月12日 · In the vine commonly referred to as "what's 9 + 10", a man asks a boy a seemingly simple mathematical problem in addition. The word "Vine" has multiple definitions. One of these is as follows, "a climbing or trailing woody-stemmed plant of the grape family."

5 beds, 4.5 baths, 3037 sq. ft. house located at 21 Vine, Irvine, CA 92620 sold for $1,396,000 on Dec 15, 2015. MLS# OC15233756. Impeccable Turnkey cul-de-sac home in Woodbury -Lennar Villa Rosa Pl...

2024年6月10日 · Vine remixes that featured the "21" sound effects began to go viral after 2014, with YouTube reposts gathering millions of views.