This video addresses Common Core Grade 2 Standard Operations & Algebraic Thinking: Represent and solve problems involving addition and subtraction. 03/01/2017 | Rating NR ...

This lively journal is produced five times per year and includes contributions from mathematics practitioners. It reflects the best of current thinking and practice. In addition to articles covering ...

This workbook includes addition and subtraction exercises, poetry lessons, and even “hands-on science experiments” kids and parents can do together. Summer Bridge Activities Book, 1-2 ...

Ellis showed a subtraction problem, performed both using the traditional regrouping, or borrow-and-carry, algorithm and using an example from the common core. Here’s a screenshot of the two methods.

With addition, subtraction, multiplication, and division at your fingertips, Excel can become your go-to calculator for everything. Keep exploring, and soon, even more advanced functions will be ...