#!/usr/bin/perl -w use strict; open(FH, $ARGV[0]); while ( my $line = ) { chomp $line; if ( $line =~ /^\s*([0-9,\.\-]+)\s+([0-9,\.\-]+)\s+([0-9,\.\-]+)/ ) { my $x = $1; my $y = $2; my $z = $3; printf("%8.2f%8.2f%8.2f\n", $x/100.0, $y/100.0, $z/100.0); } else { printf("%s\n", $line); } } close(FH); exit(0);