garment factory produces a batch of children's clothing, 395 sets are qualified, and 5 sets are unqualified. Find the passing rate of this batch of children's clothing.
制衣厂生产一批童装，合格的有395套，不合格的有5套，求这批童装的合格率．
<gadget id="calculator">395 + 5</gadget>
<output>400</output>

<gadget id="calculator">395 / 400</gadget>
<output>79/80 = around 0.9875</output>

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

<gadget id="calculator">(79/80) * 1</gadget>
<output>79/80 = around 0.9875</output>

<result>79/80 = around 0.9875</result>