The sum of two numbers is 156 more than one addend and 479 more than the other. What is the sum of the two addends?
两个数的和比一个加数多156，比另一个加数多479，两个加数的和是多少．
<gadget id="calculator">156 + 479</gadget>
<output>635</output>

<result>635</result>