Mode = the most frequently occurring number in the set. (Note: if there are multiple most frequently occurring numbers in a dataset, the mode is not unique. All modes in this puzzle are unique) Range ...

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

A South Korean researcher who solved the ‘moving sofa problem,’ a mathematical puzzle that had remained unsolved for nearly 60 years, was selected as one of the top 10 mathematical innovations of last ...