In the same period of time, the master processes 80 parts, which is 10 less than twice the number of parts processed by the apprentice. How many parts does the apprentice process?
在相同的时间内，师傅加工80个零件，比徒弟加工零件的2倍少10个，徒弟加工零件多少个？
<gadget id="calculator">80 + 10</gadget>
<output>90</output>

<gadget id="calculator">90 / 2</gadget>
<output>45</output>

<result>45</result>