(18/25)*(5/12)+(7/12)*(18/25).
(18/25)*(5/12)+(7/12)*(18/25)．
<gadget id="calculator">18 / 25</gadget>
<output>18/25 = around 0.72</output>

<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(18/25) * (5/12)</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">(7/12) * (18/25)</gadget>
<output>21/50 = around 0.42</output>

<gadget id="calculator">(3/10) + (21/50)</gadget>
<output>18/25 = around 0.72</output>

<result>18/25 = around 0.72</result>