Numbers can be added together using the column method. This involves writing one number underneath the other. If the two numbers in a place value column add up to a number greater than 9, you must ...

As a math educator, I often find myself in conversations with parents who tell me, "I was never good at math, so it's not surprising my son isn't good either." I've also spoken with teachers who tell ...

Oh, I didn't know you kept bees, Jerry? How many have you got? Oh look, Albert's found you some more! Ah, there you go! 95 more bees for your hive. So how many have you got in total now? Ah, don't ...

Common Core math is getting the works from critics: It's too demanding for most kids; holds back the speedy kids; not the same as what parents already know; makes kids cry. It even promotes "fuzzy ...

My last column introduced the concepts underlying BCD (binary-coded-decimal) representations. In particular, we considered unsigned versus 10s-complement versions of BCD numbers. In this column we are ...