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Daisy and Alexandra each have a group of algebra tiles on their desks as described below.  

Daisy has these tiles: ,, , , , and .

Alexandra has , , , , , , , , and .

  1. Sketch each girl’s tiles.

    Drag the tiles out of the box in the eTool below to indicate how many each girl has.

  2. If the girls put their tiles together, how many of each type of tile will they have? Write an expression that represents this sum.

    Once you have moved all the tiles that Daisy and Alexandra have out of the box, count how many of each type of tile in order to combine like terms into a simplified expression.

Use the eTool below to help to solve the problem.
Click the link at right for the full version of the eTool: 4-80 HW eTool (CPM)