51 CARDS TOTAL for simple addition and subtraction math Game Play!Includes: 51 Cards in simple math problems for Addition and Subtraction (single digits)Each card has a math problem! Addition and Subtraction. Only using numbers 1-10. Backside of card (print double sided!) ***Before printing, make sure your setting is changed to "Size to Fit" and Double Sided, and orientation is correct!Traditional game play cards --> Reverse, Skip, Draw +2, Wild Card, and Trade Cards!Play with traditional rul