In an addition formula, one addend is 218, and the sum is 5 times of this addend, what is the other addend.
在一个加法算式里，一个加数是218，和是这个加数的5倍，另一个加数是多少．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">218 * 4</gadget>
<output>872</output>

<result>872</result>