Wang Hong and her four good friends went to collect leaf specimens. They collected a total of 180 species in 6 days. How many species of leaf specimens did each person collect on average per day?
王红和她的4个好朋友去采集树叶标本，6天共采集了180种，平均每人每天采集了多少种树叶标本？
<gadget id="calculator">4 + 1</gadget>
<output>5</output>

<gadget id="calculator">180 / 5 / 6</gadget>
<output>6</output>

<result>6</result>