“; // Output: 15
echo “Subtraction: ” . ($a – $b) . “
“; // Output: 5
echo “Multiplication: ” . ($a * $b) . “
“; // Output: 50
echo “Division: ” . ($a / $b) . “
“; // Output: 2
echo “Modulus: ” . ($a % $b) . “
“; // Output: 0
?>