👉 Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the ...

(bell rings) (children cheering) - [Narrator] Get ready for a very special super-duper math class. We're going on a field trip where learning math is tons of fun. Our destination is the Math Park.

Over the past year, since I took over the common-core math beat, I’ve been thinking a lot about fractions. As I wrote in November, the Common Core State Standards for mathematics emphasize fractions ...