Evaluation: (3/8)*50%+0.875*25%+(1/4).
求值：(3/8)*50%+0.875*25%+(1/4)．
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(3/8) * (1/2)</gadget>
<output>3/16 = around 0.1875</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">0.875 * (1/4)</gadget>
<output>0.21875</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(3/16) + 0.21875 + (1/4)</gadget>
<output>0.65625</output>

<result>0.65625</result>