The divisor is 6, the quotient is 120, the remainder is 4, what is the dividend.
除数是6，商是120，余数是4，被除数是多少．
<gadget id="calculator">120 * 6</gadget>
<output>720</output>

<gadget id="calculator">720 + 4</gadget>
<output>724</output>

<result>724</result>