The original price of a suit is 800 yuan, and there is a 30% discount during the festival. How much can you save by buying such a suit?
一套西服原价800元，节日期间打七折，买这样一套西服可节省多少元？
<gadget id="calculator">70 / 100</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">1 - (7/10)</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">800 * (3/10)</gadget>
<output>240</output>

<result>240</result>