The quotient of dividing two numbers is 19, and the remainder is 29. When the dividend, divisor, quotient, and remainder are added, their sum is 917. What is the dividend?
两个数相除的商是19，余数是29，被除数、除数、商和余数相加，他们的和是917，被除数是多少．
<gadget id="calculator">917 - 29 - 19 - 29</gadget>
<output>840</output>

<gadget id="calculator">19 + 1</gadget>
<output>20</output>

<gadget id="calculator">840 / 20</gadget>
<output>42</output>

<gadget id="calculator">19 * 42</gadget>
<output>798</output>

<gadget id="calculator">798 + 29</gadget>
<output>827</output>

<result>827</result>