In today’s technological world, it is really essential that students know how to use a calculator, yet it is very surprising to find that very few students do know how to use one. This set includes 72 progressive task cards that will provide your students with the foundational skills needed to manipulate a calculator. There are six different sets, 12 in each set, for your students to work through, that begin with simple one-digit addition and subtraction problems and gradually progress to harde