An equation is a mathematical expression that contains an equals symbol. Equations often contain algebra. Algebra is used in Maths when we do not know the exact number in a calculation - this unknown ...

This video addresses Common Core Grade 3 Standard Operations & Algebraic Thinking. WSKG is here to help you help your child understand the basic concepts of the common core curriculum with our Good To ...

Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...