the real answer is 19 but their was a vine made a few weeks ago where this dude asks this kid "whats 9+10" and the kid was like its 21 and then it started the 9+10=21 joke
the real answer is 19 but their was a vine made a few weeks ago where this dude asks this kid "whats 9+10" and the kid was like its 21 and then it started the 9+10=21 joke