It costs 180 yuan to subscribe to a TV program newspaper for half a year. Uncle Zhang wants to subscribe to a TV program newspaper for three quarters. How much does it cost?
订一份电视节目报半年需要180元，张叔叔想订阅三个季度的电视节目报，需要多少钱？
<gadget id="calculator">180 / 2</gadget>
<output>90</output>

<gadget id="calculator">90 * 3</gadget>
<output>270</output>

<result>270</result>