(1/6)*(6.75/(5/12)-2.4+4(1/4)*2(2/5))-1(1/8)-0.875.
(1/6)*(6.75/(5/12)-2.4+4(1/4)*2(2/5))-1(1/8)-0.875．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">(1/6) * 24 * 10</gadget>
<output>40</output>

<gadget id="calculator">40 - 2</gadget>
<output>38</output>

<result>38</result>