Calculation: (23/14)-(7/8)-(1/8).
计算：(23/14)-(7/8)-(1/8)．
<gadget id="calculator">23 / 14</gadget>
<output>23/14 = around 1.642857</output>

<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

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

<gadget id="calculator">(23/14) - (7/8) - (1/8)</gadget>
<output>9/14 = around 0.642857</output>

<result>9/14 = around 0.642857</result>