Master Ma produces 25 parts, 1 is unqualified, find the pass rate.
马师傅生产25个零件，不合格的1个，求合格率．
<gadget id="calculator">25 - 1</gadget>
<output>24</output>

<gadget id="calculator">24 / 25</gadget>
<output>24/25 = around 0.96</output>

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

<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>