Kuwerengera CO-500M 12 Digits Desktop Calculator User Guide
Phunzirani momwe mungagwiritsire ntchito bwino Co-500M 12 Digits Desktop Calculator ndi buku latsatanetsatane la ogwiritsa ntchito lomwe laperekedwa. Bukuli lili ndi ntchito zonse ndi mawonekedwe kuti akuthandizeni kugwiritsa ntchito bwino chowerengera chanu cha CO-500M.