Take 500 grams of corn and weigh 425 grams after drying. Please calculate the moisture content of the corn.
取玉米500克，烘干后再称有425克，请你计算出玉米的含水率．
<gadget id="calculator">500 - 425</gadget>
<output>75</output>

<gadget id="calculator">75 / 500</gadget>
<output>3/20 = around 0.15</output>

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

<gadget id="calculator">(3/20) * 1</gadget>
<output>3/20 = around 0.15</output>

<result>3/20 = around 0.15</result>