2400 kg of wheat can be ground to produce 2040 kg of flour. Find the flour extraction rate of wheat.
2400千克小麦可磨出面粉2040千克．求小麦的出粉率．
<gadget id="calculator">2_040 / 2_400</gadget>
<output>17/20 = around 0.85</output>

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

<gadget id="calculator">(17/20) * 1</gadget>
<output>17/20 = around 0.85</output>

<result>17/20 = around 0.85</result>