diff --git a/site/content/tutorial/04-logic/03-else-if-blocks/app-b/App.svelte b/site/content/tutorial/04-logic/03-else-if-blocks/app-b/App.svelte
index 9102618ff4..999ad41445 100644
--- a/site/content/tutorial/04-logic/03-else-if-blocks/app-b/App.svelte
+++ b/site/content/tutorial/04-logic/03-else-if-blocks/app-b/App.svelte
@@ -1,5 +1,8 @@
 <script>
 	let x = 7;
+	function incrementNumber() {
+		x += 1;
+	};
 </script>
 
 {#if x > 10}
@@ -8,4 +11,8 @@
 	<p>{x} is less than 5</p>
 {:else}
 	<p>{x} is between 5 and 10</p>
-{/if}
\ No newline at end of file
+{/if}
+
+<button on:click={incrementNumber}>
+	Add number
+</button>