Add Yahoo as a preferred source to see more of our stories on Google. Sorry, it’s math time. But these are some of the easiest math quizzes we’ve ever put on ...

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Artificial intelligence has attained an impressive series of feats—solving problems from the International Math Olympiad, ...

This math equation is sparking a debate on Facebook. With two possible answers, no one can decide which answer is correct. Do you have what it takes to find them both? Do you feel pretty confident in ...