Uncle Wang used 300 kg of wheat to grind 258 kg of flour. Find the flour extraction rate of wheat.
王大伯用300千克小麦磨出258千克面粉．求小麦的出粉率．
<gadget id="calculator">258 / 300</gadget>
<output>43/50 = around 0.86</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(43/50) * 1</gadget>
<output>43/50 = around 0.86</output>

<result>43/50 = around 0.86</result>