There are 180 students in the fifth grade, and the number of students in the sixth grade is more than that in the fifth grade (5/9). How many students are there in the sixth grade?
五年级有学生180人，六年级的学生人数比五年级的多(5/9)，六年级有多少人？
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">1 + (5/9)</gadget>
<output>14/9 = around 1.555556</output>

<gadget id="calculator">180 * (14/9)</gadget>
<output>280</output>

<result>280</result>