Whatcha Got? Addition and Subtraction is an awesome Mental Math and Math Vocabulary game that sees students start with a number and work their way down ten steps to a final number using addition or subtraction functions with different vocabulary. Student will use and sharpen their mental math skills and their vocabulary knowledge during game play. Words like; deduct, add, enlarge, decrease, plus, increase etc are used. This activity can be timed, but does not need to be. There are 2 games per page with a total of 20 games with an answer key.