Students put all of their addition and subtraction skills together to solve equations.

One of the most hotly contested teaching practices concerns a single minute of math class. This story also appeared in Mind/Shift Should teachers pull out their stopwatches and administer one-page ...

Stream 'Meet the Math Drills - Subtraction (2018)' and watch online. Discover streaming options, rental services, and purchase links for this movie on Moviefone. Watch at home and immerse yourself ...

And while honeybees can't yet write out Einstein's general theory of relativity, new evidence suggests the clever little pollinators can perform simple addition and subtraction after a few math ...

Count back & use the relationship between addition and subtraction to subtract within 20.

Under the common core, there are many ways to do subtraction—none of which involve borrowing and carrying.

The Boston Red Sox traded slugger Rafael Devers to the San Francisco Giants on Sunday in a deal that could shake up pennant races on both coasts.

The Boston Red Sox traded slugger Rafael Devers to the San Francisco Giants on Sunday in a deal that could shake up pennant races on both coasts.