Expression Mat Legal Moves

Write an expression representing each side of the expression mat.

Expression mat legal moves. Use algebra tiles to describe perimeter. Simplify the expressions using the legal moves that you developed in lesson 2 1 5. Legal simplification moves view the process of balancing using algebra tiles. 2 flipping a tile from one region to another.

Left right expression for left side. Step 1 add balanced set step 2 add balanced set step 3 remove zeros. Simplify 3x 2a. Expression for right side.

Using an expression mat. And 3 removing an equal number of identical tiles from both the and regions. Tiles may be removed from or moved on an expression mat in one of three ways. Legal simplification moves algebra tiles.

Build the expression comparison mat shown here. Such moves create opposites of the original tile so a shaded tile becomes un shaded and an un shaded tile becomes shaded. See the math notes. Use legal moves to determine which mat is greater if possible.

Cc2 6 5b student etool. To simplify an algebraic expression that consists of both like and unlike terms it might be helpful to first move the like terms together. Using an expression mat. Our software turns any ipad or web browser into a recordable interactive whiteboard making it easy for teachers and experts to create engaging video lessons and share them on the web.

What remains is 2x on mat a and 4 on mat b. For example 3x 2y 2x 6 3x 2x 2y 6 3 2 x 2y 6 x 2y 6. Students can replay these lessons any time any place on any connected device. When moving the terms we must remember to move the or attached in front of them.

Students may record their work using algebra tiles. There are other possible arrangements. 2 core connections courses 1 3 example 2 use legal moves so that all the x variables are on one side and all the unit tiles are on the other.