addition addition_float base case 0+number=number

src/addition.c

@@ -51,5 +51,7 @@ unsigned int e(unsigned int a) {
 // addition of two floating numbers
 
 float addition_float(float number1, float number2) {
-    return 0.0;
+    if (number2 == (float) 0.0) return number1;
+    else if (number1 == (float) 0.0) return number2;
+    return (float) 0.0;
 }