The parts factory produces 1,800 parts per day. After inspection, there are 36 unqualified parts. Find the pass rate.
配件厂日产零件1800个，经检查，其中不合格零件有36个，求合格率．
<gadget id="calculator">1_800 - 36</gadget>
<output>1_764</output>

<gadget id="calculator">1_764 / 1_800</gadget>
<output>49/50 = around 0.98</output>

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

<gadget id="calculator">(49/50) * 1</gadget>
<output>49/50 = around 0.98</output>

<result>49/50 = around 0.98</result>