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Fatal error: Uncaught DivisionByZeroError: Division by zero in /homepages/14/d328363305/htdocs/php_for_the_web/04/handle_calc.php:46 Stack trace: #0 {main} thrown in /homepages/14/d328363305/htdocs/php_for_the_web/04/handle_calc.php on line 46