function cutNum($num, $precision = 2) {
	$posOfDecimal = stripos($num, '.');
	if($posOfDecimal !== false){
		$integerPart = floor($num);
		$trimmedDecimal = substr($num, $posOfDecimal, $precision + 1);
		return $integerPart . $trimmedDecimal;
	}
	return $num;
}