Simple calculation: (7/16)/5+(7/16)/2.
简算：(7/16)/5+(7/16)/2．
<gadget id="calculator">7 / 16</gadget>
<output>7/16 = around 0.4375</output>

<gadget id="calculator">(7/16) / 5</gadget>
<output>7/80 = around 0.0875</output>

<gadget id="calculator">(7/16) / 2</gadget>
<output>7/32 = around 0.21875</output>

<gadget id="calculator">(7/80) + (7/32)</gadget>
<output>49/160 = around 0.30625</output>

<result>49/160 = around 0.30625</result>