Simple Calculator

Warning: Undefined array key "num1" in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 9

Warning: Undefined array key "num2" in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 10

Warning: Undefined array key "operator" in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 11

Warning: Undefined variable $operaotr in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 18

Warning: Undefined variable $operaotr in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 21

Warning: Undefined variable $operaotr in /home/a060cyberlearner/public_html/PHMYSCL/CH2/SimpleCalculator.php on line 24
Simple Calculator in Php

The answer is: