The canteen shipped 80 kilograms of rice, and the rice shipped was more than flour (1/7), how many kilograms of flour was shipped?
食堂运来大米80千克，运来的大米比面粉多(1/7)，运来面粉多少千克？
<gadget id="calculator">1 / 7</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">1 + (1/7)</gadget>
<output>8/7 = around 1.142857</output>

<gadget id="calculator">80 / (8/7)</gadget>
<output>70</output>

<result>70</result>