Legal Moves On An Expression Mat

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Legal moves on an expression mat.

Using an expression mat. If possible decide which expression is greater. 1 removing the same number of opposite tiles in the same region. Then use the legal moves that you have developed to simplify each mat.

I don t mean legal moves as in being arrested. Students may record their work using algebra tiles. When working with an equation mat or expression comparison mat there are certain legal moves you can make with the algebra tiles that keep the relationship between the two sides of the mat intact. Legal simplification moves algebra tiles.

Tiles may be removed from or moved on an expression mat in one of three ways. 2 flipping a tile from one region to another. Use algebra tiles to describe perimeter. Step 1 add balanced set step 2 add balanced set step 3 remove zeros.

Educreations is a community where anyone can teach what they know and learn what they don t. When moving the terms we must remember to move the or attached in front of them. Legal simplification moves view the process of balancing using algebra tiles. Simplify 3x 2a.

As in the legal moves you use to find the values of tiles and stuff like that. For example removing an x tile from the positive region of each side of an equation mat is a legal move. There are other possible arrangements. 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. 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. 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. Using an expression mat.

I didn t actually mean legal as in the law haha. To simplify an algebraic expression that consists of both like and unlike terms it might be helpful to first move the like terms together. Students can replay these lessons any time any place on any connected device. Such moves create opposites of the original tile so a shaded tile becomes un shaded and an un shaded tile becomes shaded.