((30/((1/2)+(1/3)+(1/5)))/((161/374)/(598/297)*(260/31)))=how much.
((30/((1/2)+(1/3)+(1/5)))/((161/374)/(598/297)*(260/31)))=多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/2) + (1/3) + (1/5)</gadget>
<output>31/30 = around 1.033333</output>

<gadget id="calculator">30 / (31/30)</gadget>
<output>900/31 = around 29.032258</output>

<gadget id="calculator">161 / 374</gadget>
<output>161/374 = around 0.430481</output>

<gadget id="calculator">598 / 297</gadget>
<output>598/297 = around 2.013468</output>

<gadget id="calculator">(161/374) / (598/297)</gadget>
<output>189/884 = around 0.213801</output>

<gadget id="calculator">260 / 31</gadget>
<output>260/31 = around 8.387097</output>

<gadget id="calculator">(189/884) * (260/31)</gadget>
<output>945/527 = around 1.793169</output>

<gadget id="calculator">(900/31) / (945/527)</gadget>
<output>340/21 = around 16.190476</output>

<result>340/21 = around 16.190476</result>