diff --git a/programming/tcp-back-to-school/main.py b/programming/tcp-back-to-school/main.py
index 9f9ee87..85c5e42 100644
--- a/programming/tcp-back-to-school/main.py
+++ b/programming/tcp-back-to-school/main.py
@@ -18,7 +18,7 @@ def solve_prompt(prompt: str) -> str:
 
     left = int(match.group(1))
     right = int(match.group(2))
-    return str(math.sqrt(left) * right)
+    return f"{math.sqrt(left) * right:.2f}"
 
 
 def main() -> None: