On his website andertoons.com, illustrator Mark Anderson has a cartoon in which a boy is handing his teacher an assignment. “To show how well I understand fractions,” he says, “I only did half of my ...

Many students in elementary grades struggle to grasp the perennially vexing concept of fractions. If those struggles persist into middle school, it can undermine their ability to master more complex ...

Many children never master fractions. When asked whether 12/13 + 7/8 was closest to 1, 2, 19, or 21, only 24% of a nationally representative sample of more than 20,000 US 8th graders answered ...

Remember the days when working a math problem resulted in a right or wrong answer, and parents had a basic grasp of how to help their children with math homework? Those days predated the Common Core ...