The object is to fill in the missing cells of the table so that the two parts generate the sum and product in each column.
This game will sharpen +,-,x,/ skills. It will also greatly strengthen your algebraic factoring skills.

We offer you decks of three cards per page.
Decks get harder as you progress.
The "brain busters" are the ultimate challenge!
Blank cards are provided to print
... out and make your own decks!