Symbols in Algebra

Put on your thinking caps because middle school math has never been more interesting in this huge resource full of thought provoking questions. Written as a newsletter, the resource has 10 two-page newsletters with a variety of...

Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...

There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class...

What comes first, the exponents or the multiplication? Follow the order of operations and you will never make a mistake! Young scholars learn the order of operations and then watch as the instructor evaluates a five-step problem. The...

Please Excuse My Dear Aunt Sally - or whichever mnemonic your students use for the order of operations - is the focus of this video. Sal takes viewers through various mathematical equations which require the use of the order of...

First demonstrating the improper ways of solving an equation (left-to-right, multiplication first), Sal shows viewers how the answer of an equation can be drastically incorrect by neglecting to use the order of operations. He uses...

PEMDAS is not all that it is cracked up to be. The short video provides an argument that the order of operations may not be instructionally sound. The presentation shows that understanding the concepts and properties of mathematics...

Introduce your classes to order of operations with a simple example. Showing how to apply the order of operations, the lesson presenter evaluates a two-step expression. Learners see how the order of operations affects the sequence of...

Subway orders are the same in every language, right? An inquiry-based lesson presents a Subway ordering board from an Asian country. Given an order, learners must determine the cost by comparing symbols of the order to the symbols on the...

It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include...