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+---
+title: fahrenheitToCelsius
+tags: math,beginner
+---
+
+Converts Fahrenheit to Celsius
+
+- Follow the conversion formula C = (F - 32) * 5/9.
+
+```csharp
+public static partial class _30s 
+{
+  public static float fahrenheitToCelsius(float degrees)
+  {
+    return (degrees - 32) * 5 / 9;
+  }
+}
+```
+
+```csharp
+_30s.fahrenheitToCelsius(30); // -1.11
+```