The divisor is 3, the difference between the dividend and the quotient is 14, what is the dividend.
除数是3，被除数与商的差是14，被除数是多少．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">14 / 2</gadget>
<output>7</output>

<gadget id="calculator">3 * 7</gadget>
<output>21</output>

<result>21</result>