To celebrate the convening of the "Youth Generation Conference", students have to make 180 small flags, which have already been done (5/6), how many flags are still left?
为庆祝"少代会"召开，同学们要做180面小旗，已经做了(5/6)，还有几面没做？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1 - (5/6)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">180 * (1/6)</gadget>
<output>30</output>

<result>30</result>