[b]Click the digit buttons[/b] to insert numbers as part of the intersection of the given sets.[br][br]Once you have completed your subset, click "[b]Submit Answer[/b]" to check your work. If you would like to create another subset from the current given set, click "[b]Reset Answer[/b]" to reset your input.[br][br]To work with a new given set, click the "[b]Generate New Set[/b]" button.