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

Addition What is 4 + 5? We can put 4 things in one of the parts and 5 in the other part. By combining the two parts in the whole circle we can find the sum of 4 + 5.

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

Fifth-graders will continue to deepen their understanding of addition, subtraction, multiplication, and division of fractions.

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