This is an addition worksheet that allows the teacher/user to create an unlimited (infinite) number of worksheets with the touch of a button (F9). This worksheet allows the teacher/user to select the numbers that are being added. This allows the worksheet to be individualized for every type of learner. The teacher/user can also mass print/copy the same worksheet for an entire class.Whether the student is struggling and needs some extra practice with simple addition or the student is looking fo