diff --git a/.coverage b/.coverage
index f672368..f5edf4e 100644
Binary files a/.coverage and b/.coverage differ
diff --git a/__pycache__/functions.cpython-313.pyc b/__pycache__/functions.cpython-313.pyc
index 06f94e5..7f9a9cd 100644
Binary files a/__pycache__/functions.cpython-313.pyc and b/__pycache__/functions.cpython-313.pyc differ
diff --git a/__pycache__/test_functions.cpython-313-pytest-8.3.5.pyc b/__pycache__/test_functions.cpython-313-pytest-8.3.5.pyc
index f0cceb2..2a5ec60 100644
Binary files a/__pycache__/test_functions.cpython-313-pytest-8.3.5.pyc and b/__pycache__/test_functions.cpython-313-pytest-8.3.5.pyc differ
diff --git a/coverage.xml b/coverage.xml
index d98ecda..4a8b849 100644
--- a/coverage.xml
+++ b/coverage.xml
@@ -1,14 +1,14 @@
 <?xml version="1.0" ?>
-<coverage version="7.7.1" timestamp="1743047027886" lines-valid="16" lines-covered="14" line-rate="0.875" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
+<coverage version="7.7.1" timestamp="1743048031240" lines-valid="19" lines-covered="19" line-rate="1" branches-covered="0" branches-valid="0" branch-rate="0" complexity="0">
 	<!-- Generated by coverage.py: https://coverage.readthedocs.io/en/7.7.1 -->
 	<!-- Based on https://raw.githubusercontent.com/cobertura/web/master/htdocs/xml/coverage-04.dtd -->
 	<sources>
 		<source>C:\Users\KIMHON\Source\Repos\example-ci</source>
 	</sources>
 	<packages>
-		<package name="." line-rate="0.875" branch-rate="0" complexity="0">
+		<package name="." line-rate="1" branch-rate="0" complexity="0">
 			<classes>
-				<class name="functions.py" filename="functions.py" complexity="0" line-rate="0.75" branch-rate="0">
+				<class name="functions.py" filename="functions.py" complexity="0" line-rate="1" branch-rate="0">
 					<methods/>
 					<lines>
 						<line number="1" hits="1"/>
@@ -16,9 +16,9 @@
 						<line number="4" hits="1"/>
 						<line number="5" hits="1"/>
 						<line number="7" hits="1"/>
-						<line number="8" hits="0"/>
+						<line number="8" hits="1"/>
 						<line number="10" hits="1"/>
-						<line number="11" hits="0"/>
+						<line number="11" hits="1"/>
 					</lines>
 				</class>
 				<class name="test_functions.py" filename="test_functions.py" complexity="0" line-rate="1" branch-rate="0">
@@ -30,8 +30,11 @@
 						<line number="5" hits="1"/>
 						<line number="6" hits="1"/>
 						<line number="7" hits="1"/>
-						<line number="10" hits="1"/>
 						<line number="11" hits="1"/>
+						<line number="12" hits="1"/>
+						<line number="16" hits="1"/>
+						<line number="17" hits="1"/>
+						<line number="18" hits="1"/>
 					</lines>
 				</class>
 			</classes>
diff --git a/functions.py b/functions.py
index 114cc6d..cf98cfb 100644
--- a/functions.py
+++ b/functions.py
@@ -8,4 +8,4 @@ def multiply(a, b):
     return a * b
 
 def convert_fahrenheit_to_celsius(fahrenheit):
-    return multiply(subtract(fahrenheit, 32), 9 / 5) # <-- Fix this in step 7
\ No newline at end of file
+    return multiply(subtract(fahrenheit, 32), 5 / 9) # <-- Fix this in step 7
\ No newline at end of file
diff --git a/test_functions.py b/test_functions.py
index 0e59f4a..c85e171 100644
--- a/test_functions.py
+++ b/test_functions.py
@@ -6,13 +6,13 @@ def test_add():
     assert add(2, 3) == 5
     assert add('space', 'ship') == 'spaceship'
 
+
 # uncomment the following test in step 5
 def test_subtract():
    assert subtract(2, 3) == -1
 
+
 # uncomment the following test in step 11
-# def test_convert_fahrenheit_to_celsius():
-#    assert f2c(32) == 0
-#    assert f2c(122) == pytest.approx(50)
-#    with pytest.raises(AssertionError):
-#        f2c(-600)
+def test_convert_fahrenheit_to_celsius():
+   assert f2c(32) == 0
+   assert f2c(122) == pytest.approx(50)
\ No newline at end of file