diff --git a/C/Calculator in C.c b/C/Calculator in C.c
new file mode 100644
index 00000000..e0e9bc1a
--- /dev/null
+++ b/C/Calculator in C.c	
@@ -0,0 +1,46 @@
+#include<stdio.h>
+#include<conio.h>
+#include<stdlib.h>
+int main(int argc, char const *argv[])
+{
+    while (1)
+    {
+    int num, a, b, c;
+    printf("\n\nEnter a number to Select What you Want to do\n1.Addition\n2.Substraction\n3.muitiplication\n4.Print N numbers\n5.Exit\nEnter Your Choice :");
+    scanf("%d", &num);
+    switch (num)
+    {
+    case 1:
+        printf("enter two number here to add-:\n");
+        scanf("%d%d",&a,&b);
+        printf("Sum of %d and %d is %d", a,b, a+b);
+        break;
+    case 2:
+        printf("Enter two number here to susbstract-:\n");
+        scanf("%d%d", &a, &b);
+        printf("The substraction of %d and %d is %d", a,b, a-b);
+        break;
+    case 3:
+        printf("Enter two number to multiply-:");
+        scanf("%d%d", &a, &b);
+        printf("The multiplication of %d and %d is %d\n", a,b, a*b);
+        break;
+    case 4:
+        printf("Enter N number to print : ");
+        scanf("%d",&a);
+        for ( b = 1; b<=a; b++)
+        {
+            printf("%d",b);
+        }
+        break;
+    case 5:
+         printf("Thank You....Welcome Again!!!");
+        exit(0);
+        default:
+        printf("Sorry Input cannot find..(;-C)");
+        break;
+    }
+  }  
+    return 0;
+  
+}