The master processes 250 parts a day, and the apprentice processes 225 parts a day. How many parts does the apprentice process every day compared to the master?
师傅一天加工250个零件，徒弟一天加工225个零件．徒弟每天加工的零件数是师傅的几分之几？
<gadget id="calculator">225 / 250</gadget>
<output>9/10 = around 0.9</output>

<result>9/10 = around 0.9</result>