Let’s take a look back to the hardest math problems of  2018 that went viral as the internet seems to have a bit of a love-hate relationship with math.

People couldn’t get enough of math questions this year as they debated the answers in Twitter threads and parenting forums. But they also lamented how much the complicated problems made their brains hurt.

Here are 11 math problemsbrain teasers, and SAT questions that went viral this year according to Insider. Click here to view the full article.