Students put all of their addition and subtraction skills together to solve equations. In this lesson, students put all of their addition and subtraction skills together to solve equations.

Then get ready to match fun story problems with the correct addition or subtraction expression! Math Mights is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV ...

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 ...

They discuss various math problems, including multiplication and division, while Bernard shows improvement in his grades thanks to the assistance he receives. The dialogue emphasizes the ...

It's brilliantly odd math, provided by addition by subtraction. Math was never this fun in fourth grade. Nor this productive.

Want to help your first-grader master math? Here are some ... Understand addition as “putting together” and “adding to.” Understand subtraction as “taking apart” and “taking away ...

Each individual would complete a series of simple math problems using addition or subtraction. Some of the problems were written with numbers and symbols (2+2) and some were written with words ...

Using addition and subtraction in multi-step problems This animated film from the BBC Teach shows you how to answer multi-step problems.