diff --git a/lib/utils/bytes.dart b/lib/utils/bytes.dart
index f1cf4e3..9c2f3c1 100644
--- a/lib/utils/bytes.dart
+++ b/lib/utils/bytes.dart
@@ -43,7 +43,7 @@ class Bytes<N extends num> {
     return n / pow(dimension.value, index);
   }
 
-  int get unitIndex => min(index, type.units.length);
+  int get unitIndex => index.clamp(0, type.units.length);
 
   bool get _isInvalid => n.isNaN || n.isInfinite || n.isZero || n.isNegative;
 
@@ -165,7 +165,7 @@ class _Bits<N extends num> extends Bytes<N> {
   UnitType get type => .bit;
 
   @override
-  int get unitIndex => min(index, type.units.length);
+  int get unitIndex => index.clamp(0, type.units.length);
 
   @override
   String toString([String separator = ""]) {
diff --git a/lib/utils/speed_monitor.dart b/lib/utils/speed_monitor.dart
index be57e49..0c32f2d 100644
--- a/lib/utils/speed_monitor.dart
+++ b/lib/utils/speed_monitor.dart
@@ -43,8 +43,7 @@ class SpeedMonitor implements Disposable {
 
     if (first == last) return _zero;
 
-    return last.units -
-        first.units / last.time -
-        first.time / _windowDuration.inMicroseconds;
+    return (last.units - first.units) /
+        ((last.time - first.time) / _windowDuration.inMicroseconds);
   }
 }
diff --git a/test/utils/bytes_test.dart b/test/utils/bytes_test.dart
index 49a1bff..2365bd5 100644
--- a/test/utils/bytes_test.dart
+++ b/test/utils/bytes_test.dart
@@ -34,5 +34,10 @@ void main() {
       const Bytes bytes = .bits(1024 * 1024 * 10 * 8);
       expect(bytes.toString(), "80.0Mb");
     });
+
+    test("${4.996949731576378e-7 * 8}", () {
+      const Bytes bytes = .bits(4.996949731576378e-7 * 8);
+      expect(bytes.toString(), "0.0b");
+    });
   });
 }