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Events

Updated on Sep 15, 2025

RadCalculator provides the ValueChanged event which is raised after the calculated value changes.

ValueChanged event handler

C#
	private void RadCalculator_ValueChanged(object sender, Telerik.Windows.Controls.Calculator.ValueChangedEventArgs e)
	{
		decimal oldValue = e.OldValue;
		decimal newValue = e.NewValue;
	}
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