Qingsheng Flour Factory actually produces 80 tons of flour in September, which is planned (4/5). How many tons of flour do you plan to produce?
庆生面粉厂实际九月份生产面粉80吨，是计划的(4/5)．计划生产面粉多少吨？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">80 / (4/5)</gadget>
<output>100</output>

<result>100</result>