Xiao Liu worked for 5 hours and processed 18 parts per hour. Xiao Zhang processed a total of 103 parts in 5 hours. Who processed more and how many more?
小刘工作了5小时，每小时加工了18个零件，小张5小时一共加工了103个零件，谁加工的多，多多少个？
<gadget id="calculator">18 * 5</gadget>
<output>90</output>

<gadget id="calculator">103 - 90</gadget>
<output>13</output>

<result>13</result>