((1.2*3.6*10.8+2*6*8+(1/13)*(3/13)*(9/13))/(1.2*2.4*4.8+2*4*8+(1/13 )*(2/13)*(4/13))).
((1.2*3.6*10.8+2*6*8+(1/13)*(3/13)*(9/13))/(1.2*2.4*4.8+2*4*8+(1/13)*(2/13)*(4/13)))．
<gadget id="calculator">1.2 * 1.2 * 1.2 * 27</gadget>
<output>46.656</output>

<gadget id="calculator">1 / 13</gadget>
<output>1/13 = around 0.076923</output>

<gadget id="calculator">(1/13) * (1/13) * (1/13) * 27</gadget>
<output>27/2_197 = around 0.012289</output>

<gadget id="calculator">46.656 + (27/2_197)</gadget>
<output>46.668289</output>

<gadget id="calculator">1.2 * 1.2 * 1.2 * 8</gadget>
<output>13.824</output>

<gadget id="calculator">(1/13) * (1/13) * (1/13) * 8</gadget>
<output>8/2_197 = around 0.003641</output>

<gadget id="calculator">13.824 + (8/2_197)</gadget>
<output>13.827641</output>

<gadget id="calculator">46.668289 / 13.827641</gadget>
<output>3.375</output>

<result>3.375</result>