The Real Number System: Is this Number Rational or Irrational? - 2This activity can be used as a do now, warm up, exit ticket or quiz.10 Questionsti-84 Graphing Calculator Instructions for determining if a Number is Rational or Irrational.For each number shown, classify it as either rational or irrational, then tell whether or not it is terminating or repeating decimal. Design FormatLandscape Orientation - Horizontal layout for Promethean Interactive Whiteboard, Chromebooks and tablets.