184 third-grade students lined up in a four-way column, several rows. It is known that there is a distance of 2 meters between every two adjacent rows. How long is this team?
三年级学生184人排成四路纵队，若干行．已知每相邻两行之间都相隔2米，问这支队伍有多长？
<gadget id="calculator">184 / 4</gadget>
<output>46</output>

<gadget id="calculator">46 - 1</gadget>
<output>45</output>

<gadget id="calculator">45 * 2</gadget>
<output>90</output>

<result>90</result>