In May, the school launched a calligraphy competition, and the two calligraphy groups had to submit 190 works in total. The first group has handed in 90 pieces, and the remaining second group has completed. There are 20 people in the second group, how many works should each person complete on average?
5月，学校开展书法比赛，两个书法小组一共要交190幅作品．第一小组已经交了90幅，剩下的第二小组完成．第二组有20人，平均每人要完成几幅作品？
<gadget id="calculator">190 - 90</gadget>
<output>100</output>

<gadget id="calculator">100 / 20</gadget>
<output>5</output>

<result>5</result>