diff --git a/src/minirechner.c b/src/minirechner.c
index 036ebbe..37fa823 100644
--- a/src/minirechner.c
+++ b/src/minirechner.c
@@ -9,4 +9,9 @@ float addieren(float a, float b) {
 //subtrahieren
 float subtrahieren(float a, float b) {
     return a - b;
+}
+
+//multiplizieren
+float multiplizieren(float a, float b) {
+    return a * b;
 }
\ No newline at end of file
diff --git a/src/minirechner.h b/src/minirechner.h
index 0a61c42..569a7b7 100644
--- a/src/minirechner.h
+++ b/src/minirechner.h
@@ -3,5 +3,6 @@
 
 float addieren(float a, float b);
 float subtrahieren(float a, float b);
+float multiplizieren(float a, float b);
 
 #endif // MINIRECHNER_H
diff --git a/test/test_minirechner.c b/test/test_minirechner.c
index b7703ee..b0b992b 100644
--- a/test/test_minirechner.c
+++ b/test/test_minirechner.c
@@ -62,4 +62,11 @@ void test_minitaschenrechner_4_minus_0(void)
     TEST_ASSERT_EQUAL(4, result);
 }
 
+// test multiplikation
+void test_minitaschenrechner_8_mal_3(void)
+{
+    float result = multiplizieren(8, 3);
+    TEST_ASSERT_EQUAL(24, result);
+}
+
 #endif // TEST