In the school art festival, 30 students in the fifth grade won awards, 24 less than twice the number of winners in the sixth grade. How many students in the sixth grade are there? (solution by equation)
在学校艺术节上，五年级有30名学生得奖，比六年级得奖人数的2倍少24人，六年级得奖学生有多少个？(用方程解)
<gadget id="calculator">30 + 24</gadget>
<output>54</output>

<gadget id="calculator">54 / 2</gadget>
<output>27</output>

<result>27</result>