diff --git a/tests/test_number.py b/tests/test_number.py
index 2eaa6eb..705ed43 100644
--- a/tests/test_number.py
+++ b/tests/test_number.py
@@ -200,8 +200,8 @@ def test_fractional(test_input: float | str, expected: str) -> None:
         ([0.3, 0], "3 x 10⁻¹"),
         ([1e20], "1.00 x 10²⁰"),
         ([2e-20], "2.00 x 10⁻²⁰"),
-        ([float(-3e20)], "-3.00 x 10²⁰"),
-        ([float(-4e-20)], "-4.00 x 10⁻²⁰"),
+        ([-3e20], "-3.00 x 10²⁰"),
+        ([-4e-20], "-4.00 x 10⁻²⁰"),
         ([math.nan], "NaN"),
         ([math.inf], "+Inf"),
         ([-math.inf], "-Inf"),