have a look here: http://www.mathhelpforum.com/math-he...-rounding.html
have a look here: http://www.mathhelpforum.com/math-he...-rounding.html
one application is in web programming
like pagination in this forum.
i have used it in PHP to paginate the result from database when number of records were more than 10 in the table!
application is wide and is every where.
check this link for PHP functions related to it:
ceil floor round php - Google Search