Calculation: ((13.75-7(11/12))*2(3/13))/((1(1/12)+12.5%)/(2(4/7)/9(3/13)) ).
计算：((13.75-7(11/12))*2(3/13))/((1(1/12)+12.5%)/(2(4/7)/9(3/13)))．
<gadget id="calculator">42 / 163</gadget>
<output>42/163 = around 0.257669</output>

<result>42/163 = around 0.257669</result>