The worker uncle will make 218 parts in 3 days. I did 120 on the first day, how many can I do on average in the next two days?
工人叔叔在3天内要做218个零件．第一天做了120个，后两天平均每天要做多少个才能完成？
<gadget id="calculator">218 - 120</gadget>
<output>98</output>

<gadget id="calculator">98 / 2</gadget>
<output>49</output>

<result>49</result>