Make sure you are confident in calculating with negative numbers, which is a skill often needed to solve equations. To solve the equation, do the inverse operation. The inverse of multiplying by 12 is ...

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 ...

For many, it's been years since they've sat in a classroom while a teacher tested their arithmetic skills. Internet users are now racking their brains to remember how to solve elementary school ...