diff --git a/functions/demo1.go b/functions/demo1.go
index bc39f82..4353717 100644
--- a/functions/demo1.go
+++ b/functions/demo1.go
@@ -2,8 +2,9 @@ package functions
 
 import "fmt"
 
-func Addition() {
-	
+func Addition(number1 int, number2 int) {
+	var total = number1 + number2
+	fmt.Println("Result : ", total)
 }
 
 func SayHello() {
diff --git a/main.go b/main.go
index b86af4a..149c42d 100644
--- a/main.go
+++ b/main.go
@@ -18,4 +18,5 @@ func main() {
 	arrays.Demo4()
 	slices.Demo2()
 	functions.SayHello()
+	functions.Addition(2,6)
 }