There are 3 classes in the fifth grade of the experimental primary school. Class 1 has 42 students. The number of students in class 2 is 5/6. The number of students in class 3 is 16 less than that of class 2. How many students are there in class 3?
实验小学五年级有3个班，一班有42人，二班的人数是一班的(5/6)，三班的人数比二班的2倍少16人，三班有学生多少人？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">42 * (5/6)</gadget>
<output>35</output>

<gadget id="calculator">35 * 2</gadget>
<output>70</output>

<gadget id="calculator">70 - 16</gadget>
<output>54</output>

<result>54</result>