diff --git a/C/Language/C/basicArithmeticCalculator.c b/C/Language/C/basicArithmeticCalculator.c
new file mode 100644
index 0000000..49b63d5
--- /dev/null
+++ b/C/Language/C/basicArithmeticCalculator.c
@@ -0,0 +1,36 @@
+/*
+        Author : Meghwant singh
+        Date :  08/10/2021
+        Description : Basic Arithmetic Calculator in  C language .
+    */
+ 
+#include <stdio.h>
+
+int main() {
+  char op;
+  double first, second;
+  printf("Enter an operator (+, -, *, /): ");
+  scanf("%c", &op);
+  printf("Enter two operands: ");
+  scanf("%lf %lf", &first, &second);
+
+  switch (op) {
+    case '+':
+      printf("%.1lf",first + second);
+      break;
+    case '-':
+      printf("%.1lf", first - second);
+      break;
+    case '*':
+      printf("%.1lf",first * second);
+      break;
+    case '/':
+      printf("%.1lf",first / second);
+      break;
+    // If operator doesn't match any case constant
+    default:
+      printf("operator is not correct");
+  }
+  printf("\n");
+  return 0;
+}
diff --git a/C/basicArithmeticCalculator/basicArithmeticCalculator.c b/C/basicArithmeticCalculator/basicArithmeticCalculator.c
new file mode 100644
index 0000000..9f2cd09
--- /dev/null
+++ b/C/basicArithmeticCalculator/basicArithmeticCalculator.c
@@ -0,0 +1,37 @@
+ /*
+        Author : Meghwant singh
+        Date : 08/oct/2021
+        Description : basic arithmetic calculator + - * using C language  
+    */
+    // basic arithmetic calculator + - * / %
+
+#include <stdio.h>
+
+int main() {
+  char op;
+  double first, second;
+  printf("Enter an operator (+, -, *, /): ");
+  scanf("%c", &op);
+  printf("Enter two operands: ");
+  scanf("%lf %lf", &first, &second);
+
+  switch (op) {
+    case '+':
+      printf("%.1lf",first + second);
+      break;
+    case '-':
+      printf("%.1lf", first - second);
+      break;
+    case '*':
+      printf("%.1lf",first * second);
+      break;
+    case '/':
+      printf("%.1lf",first / second);
+      break;
+    // If operator doesn't match any case constant
+    default:
+      printf("operator is not correct");
+  }
+  printf("\n");
+  return 0;
+}