Math tutorial answering the question from Reddit, why 1-1+1-1+1-1+... is 1/2? This is known as the Grandi's series. This question is from Reddit r/homeworkhelp https://www.reddit.com/r/HomeworkHelp/s/mG2OPxABKx Related links 1+2+3+...=-1/12 by@numberphile https://youtu.be/w-I6XTVZXww?si=9aEG3INL9de...