diff --git a/src/addition.c b/src/addition.c
index 724dd99..6afc239 100644
--- a/src/addition.c
+++ b/src/addition.c
@@ -41,6 +41,13 @@ unsigned int precision(unsigned int number) {
     return (number & precision);
 }
 
+// reading exponent out of an integer (floating number)
+
+unsigned int e(unsigned int a) {
+    unsigned int e = 2139095040;
+    return (a & e) >> 23;
+}
+
 // addition of two floating numbers
 
 float addition_float(float number1, float number2) {
diff --git a/src/addition.h b/src/addition.h
index cf09c60..86dd0a4 100644
--- a/src/addition.h
+++ b/src/addition.h
@@ -11,6 +11,8 @@ unsigned int sign(unsigned int number);
 
 unsigned int precision(unsigned int number);
 
+unsigned int e(unsigned int a);
+
 float addition_float(float number1, float number2);
 
-#endif // ADDITION_H
+#endif // ADDITION_H
\ No newline at end of file