private void CalculatePi() { const int numIterations = 10000000; PiCalculator piCalc = new PiCalculator(); for (int i = 0; i < 100; i++) { piCalc.Run(numIterations / 100); ReportProgress(piCalc.PI, i); } ReportProgress(piCalc.PI, 100); lblProgress.Visible = false; btnStart.Enabled = true; }