The divisor is 7, the quotient is 570, the remainder is 5, what is the dividend.
除数是7，商是570，余数是5，被除数是多少．
<gadget id="calculator">570 * 7</gadget>
<output>3_990</output>

<gadget id="calculator">3_990 + 5</gadget>
<output>3_995</output>

<result>3_995</result>