There were 6,000 primary school graduates in our county last year, and this year is less than last year (3/20). How many primary school graduates are there this year?
我县去年小学毕业学生有6000人，今年比去年少(3/20)，今年小学毕业学生有多少人？
<gadget id="calculator">3 / 20</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 - (3/20)</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">6_000 * (17/20)</gadget>
<output>5_100</output>

<result>5_100</result>