added new code

Prami.php

@@ -0,0 +1,18 @@
+<?php
+$x = 6;
+$y = 4;
+echo $x + $y;"\n";
+
+
+$a = 20;
+$b = 5;
+echo $a - $b;"\n";
+
+$p = 30;
+$r = 25;
+echo $p * $r;"\n";
+
+$x = 7;
+$y = 3;
+echo $p / $r;
+?>

php-training/exercise 1/.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "git.ignoreLimitWarning": true
+}

php-training/exercise 1/1.php

@@ -0,0 +1,39 @@
+<?php
+
+$x = 5;
+$y = 4;
+
+function Add($x, $y) {
+    return $x + $y;
+}
+
+echo Add(10, 15) . "\n";
+
+$a = 20;
+$b = 5;
+
+function Substract($a, $b) {
+    return $a - $b;
+}
+echo $a - $b . "\n";
+
+$p = 30;
+$r = 25;
+
+function Multiply($p, $r) {
+    return $p * $r;
+    }
+
+echo $p * $r ."\n";
+
+$x = 7;
+$y = 3;
+function Divide($x, $y) {
+    return $x / $y;
+}
+
+echo $x / $y . "\n";
+
+
+
+