((131313/979797)+(130130/970970)+(13001300/97009700))/(13/97)*(9797/1313)=how much.
((131313/979797)+(130130/970970)+(13001300/97009700))/(13/97)*(9797/1313)=多少．
<gadget id="calculator">131_313 / 979_797</gadget>
<output>13/97 = around 0.134021</output>

<gadget id="calculator">130_130 / 970_970</gadget>
<output>13/97 = around 0.134021</output>

<gadget id="calculator">13_001_300 / 97_009_700</gadget>
<output>13/97 = around 0.134021</output>

<gadget id="calculator">(13/97) + (13/97) + (13/97)</gadget>
<output>39/97 = around 0.402062</output>

<gadget id="calculator">13 / 97</gadget>
<output>13/97 = around 0.134021</output>

<gadget id="calculator">(39/97) / (13/97)</gadget>
<output>3</output>

<gadget id="calculator">9_797 / 1_313</gadget>
<output>97/13 = around 7.461538</output>

<gadget id="calculator">3 * (97/13)</gadget>
<output>291/13 = around 22.384615</output>

<result>291/13 = around 22.384615</result>