(3/7)*(1/8)+(4/7)/8.
(3/7)*(1/8)+(4/7)/8．
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(3/7) * (1/8)</gadget>
<output>3/56 = around 0.053571</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(4/7) / 8</gadget>
<output>1/14 = around 0.071429</output>

<gadget id="calculator">(3/56) + (1/14)</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>