Will it work

Sources/Units/Units.swift

@@ -412,6 +412,16 @@ public struct UnitValue<ValueType: ConvertibleToDouble>:
 		return (lhs.value * rhs.value)[lhs.unit]
 	}
 
+	public func operation(
+		value: any ConvertibleToDouble,
+		op: (
+			_ lhs:
+				any ConvertibleToDouble, _ rhs: any ConvertibleToDouble
+		) -> any ConvertibleToDouble
+	) -> UnitValue<Double> {
+		op(self.value, value).doubleValue[self.unit]
+	}
+
 	// MARK: - Subscripts for UnitValue
 	/// Allows converting the UnitValue to another Unit using subscript syntax.
 	/// Example: `tenKilos[.pound]`