crwdns2935425:06crwdne2935425:0
crwdns2931653:06crwdne2931653:0
-
Push the "On" button on your calculator and check if the buttons work and function properly.
crwdns2944171:0crwdnd2944171:0crwdnd2944171:0crwdnd2944171:0crwdne2944171:0