/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: DelightSigauke https://cdn.slidesharecdn.com/profile-photo-DelightSigauke-48x48.jpg?cb=1733999961 The difference is asking the sum for some change. http://nust-ac.academia.edu/DelightSigauke