A long-standing puzzle seems to constrain how addition and multiplication relate to each other. A graduate student has gone further than anyone else in establishing the connection. In 1983 the ...

Want to help your third-grader master the basics of 3rd grade math? Here are some of the skills your child will be learning in the classroom. Understand what it means to multiply numbers – for example ...

A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...