The school organizes military training. There are 52 students in the sixth grade, which is 1.5 times more than 7 students in the fifth grade. How many students in the two grades participated in the military training?
学校组织军训，六年级有52人参加，是五年级参加军训的1.5倍多7人，两个年级共有多少名同学参加军训？
<gadget id="calculator">52 - 7</gadget>
<output>45</output>

<gadget id="calculator">45 / 1.5</gadget>
<output>30</output>

<gadget id="calculator">30 + 52</gadget>
<output>82</output>

<result>82</result>