variable.php

<?php
$tadpole_age = 15;
$silly_age=8;
$age_addtion=$tadpole_age + $silly_age;
$age_diffrence=$tadpole_age - $silly_age;
echo $age_addtion;
echo"</br>";
echo $age_diffrence;
echo"</br>";
$favourite_anime=15;
echo $favourite_anime+1;
echo "</br>";
echo $favourite_anime;
echo"</br>";
echo 4*3;
echo "</br>";
echo $favourite_anime;
echo "</br>";
echo 8**2;
echo"</br>";
echo 4**3;
echo "</br>";
echo 7%3;
echo"</br>";
echo 30%3;
echo "</br>";
$a=20;
$b=8;
$c=$a % $b;
echo $c;
echo"</br>";
echo 2+5+7+30-2.9;
echo"</br>";
echo 3 + 7 + 6 - 7 / 5 % 2;


?>