(1/8)*5.3-(1/8)+3.7*(1/8).
(1/8)*5.3-(1/8)+3.7*(1/8)．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/8) * 5.3</gadget>
<output>0.6625</output>

<gadget id="calculator">0.6625 - (1/8)</gadget>
<output>0.5375</output>

<gadget id="calculator">3.7 * (1/8)</gadget>
<output>0.4625</output>

<gadget id="calculator">0.5375 + 0.4625</gadget>
<output>1</output>

<result>1</result>