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

Now that you've learned to do basic math in Excel, your calculations will never slow you down again. With addition, subtraction, multiplication, and division at your fingertips, Excel can become ...

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 ...

Explains the concept of zero in mathematics, emphasizing its role as a number that represents the empty set. It illustrates how zero is used in addition and subtraction, showing that adding or ...

Milton Bradley Company Description From the 1950s, particularly after the launch of the Sputnik satellite in 1958, American mathematicians and mathematics educators introduced a variety of reforms in ...

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

Your child can build an understanding of addition, subtraction, and the other math concepts they are learning in first grade by playing with everyday objects. Use items that your child enjoys ...

One of the most hotly contested teaching practices concerns a single minute of math class. Should teachers pull out their stopwatches and administer one-page worksheets in addition, subtraction, ...

From classrooms to kitchen tables, debates about math education are never far away. Should teachers drill multiplication ...

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