Your Daily Math: 366 Number Puzzles and Problems to Keep You Sharp

Do not worry about your difficulties in mathematics; I can assure you that mine are still greater.—Albert Einstein
Everyone has heard students’ most common complaint in math class: “Why do I need to learn this? I’ll never use it when I’m older!” Some of us have even been that complainer. Many people’s difficulties with learning math in school follow them into adulthood, by which time they often assume that it’s too late to do anything about it. But even though it’s true that the average pe...