Calculation: (3/8)*0.25+(1/4)*(5/8)-(1/4).
计算：(3/8)*0.25+(1/4)*(5/8)-(1/4)．
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(3/8) * 0.25</gadget>
<output>0.09375</output>

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

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">(1/4) * (5/8)</gadget>
<output>5/32 = around 0.15625</output>

<gadget id="calculator">(5/32) - (1/4)</gadget>
<output>-3/32 = around -0.09375</output>

<gadget id="calculator">0.09375 + (-3/32)</gadget>
<output>0</output>

<result>0</result>