Transcript Using Algebra Tiles to Write an Expression as a Product or Sum

Using Algebra Tiles to Write an
Expression as a Product or Sum
Exploring an Area Model
Arrange the tiles into one rectangle.
Area as a Product:
Area as a Sum:
Dimensions:
Exploring an Area Model
Arrange the tiles into one rectangle.
Area as a Product:
Area as a Sum:
Dimensions:
Exploring an Area Model
Arrange the tiles into one rectangle.
Rearrange. Put the x2 in the
bottom left corner and the units in
the top right.
Area as a Product:
Area as a Sum:
Dimensions:
Exploring an Area Model
Make your own corner piece
Arrange the tiles into one rectangle.
Rearrange. Put the x2 in the
bottom left corner and the units in
the top right.
Dimensions:
Don’t forget
parentheses
These
represent the
same area.
They must be
equal.
Area as a Product:
 xx44 xx22
Area as a Sum:
x  6x  8
2
Therefore:
 x  4 x  2  x
x + 4 by x + 2
2
 6x  8