The school cafeteria is going to make 120 dumplings for Class 1, Class 1, and it has already been made (5/6), how many dumplings are left unmade?
学校食堂准备为六1班包120个饺子，已经包了(5/6)，还剩多少个饺子没包？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1 - (5/6)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">120 * (1/6)</gadget>
<output>20</output>

<result>20</result>