There are 180 boys in the sixth grade of a certain school, and the number of girls is male (5/9). How many girls are there?
某校六年级有男生180人，女生人数是男生的(5/9)．女生有多少人？
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">180 * (5/9)</gadget>
<output>100</output>

<result>100</result>