10*(1/8)-6.4/8+1.2*0.125.
10*(1/8)-6.4/8+1.2*0.125．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">10 * (1/8)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">6.4 / 8</gadget>
<output>0.8</output>

<gadget id="calculator">(5/4) - 0.8</gadget>
<output>0.45</output>

<gadget id="calculator">1.2 * 0.125</gadget>
<output>0.15</output>

<gadget id="calculator">0.45 + 0.15</gadget>
<output>0.6</output>

<result>0.6</result>