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<?php
$teaching = 1.8;
$industry = 3.7;
$epsilon = 0.00001;
$teachcomp = floor($teaching);
		$induscomp = floor($industry);
		$total = $teachcomp + $induscomp;
		$teachfrac = $teaching - $teachcomp;
		$indusfrac = $industry - $induscomp;
		$teachf = $teachfrac * 10;
		if (($teachf - floor($teachf)) > $epsilon) {
			$teachf = $teachf * 10;
		}
		$indusf = $indusfrac * 10;
		if ($indusf - floor($indusf) > $epsilon) {
			$indusf = $indusf * 10;
		}
		$tot = $teachf + $indusf;
		$fractot = round((int)$tot/12);
		$fracfloor = floor($fractot);
		$fracf = round($tot) % 12;
		$total = $total + $fracfloor;
		$kkk = 0;
		while ($fracf >= 1) {
			$kkk = $kkk + 1 ;
			$fracf = $fracf / 10;
		}
		$total = $total + $fracf;
		if($kkk == 2) {
			$total = number_format($total,2);
		}
echo  $total,"hello";
?>