diff --git a/callback2.js b/callback2.js
new file mode 100644
index 0000000..c1605ca
--- /dev/null
+++ b/callback2.js
@@ -0,0 +1,13 @@
+//Sequence Control
+
+function myDisplayer(some) {
+    document.getElementById("demo").innerHTML = some;
+  }
+  
+  function myCalculator(num1, num2) {  //do a calculation 
+    let sum = num1 + num2;
+    return sum;
+  }
+  
+  let result = myCalculator(5, 5);  //display the result
+  myDisplayer(result);
\ No newline at end of file