The daytime of a certain day is night (5/7), how long is the daytime on this day? (solution by equation)
某天白昼的时间是黑夜的(5/7)，这一天白昼有多长？(用方程解)
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">(5/7) + 1</gadget>
<output>12/7 = around 1.714286</output>

<gadget id="calculator">24 / (12/7)</gadget>
<output>14</output>

<gadget id="calculator">24 - 14</gadget>
<output>10</output>

<result>10</result>