diff --git a/sum-of-digits.c b/sum-of-digits.c
new file mode 100644
index 0000000..c5006e8
--- /dev/null
+++ b/sum-of-digits.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+int main()
+{
+    int n, sum = 0, m;
+    printf("Enter a number:");
+    scanf("%d", &n);
+    while (n > 0)
+    {
+        m = n % 10;
+        sum = sum + m;
+        n = n / 10;
+    }
+    printf("Sum is=%d", sum);
+    return 0;
+}
\ No newline at end of file