Number A's (5/6) is 2 greater than Number B's (4/7), and Number B is 14. What is Number A?
甲数的(5/6)比乙数的(4/7)大2，乙数是14，甲数是多少．
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">14 * (4/7)</gadget>
<output>8</output>

<gadget id="calculator">8 + 2</gadget>
<output>10</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">10 / (5/6)</gadget>
<output>12</output>

<result>12</result>