With Google Spreadsheets, you can view and open any file including .xls, doc, .odt, .xlsx, ppt, and others.
ດ້ວຍ Google Spreadsheets, ທ່ານສາມາດເບິ່ງແລະເປີດໄຟລ໌ໃດໆລວມທັງ. xls, doc,. odt,. xlsx, ppt, ແລະອື່ນໆ.