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

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 ...

Learn activities for first grade math to prepare for school. Teach your children 1st grade math skills like counting, adding and using number words.

Activity: Adding 2-digit numbers Complete this interactive activity to learn more about adding numbers using column addition and then put your knowledge to the test with a quiz.

Math Nation-Pennsylvania, a supplemental Algebra 1, Geometry, and Algebra 2 math program, is now available at no cost to all Pennsylvania public schoo ...

Julia begins with a Number of the Day warm up activity, followed by practicing 2 and 3 addition and subtraction equations, with and without regrouping, using base 10 drawings, expanded from ...