The 51 people in Class 3, Class 3 of Changjiang Road Primary School only stand in a team, and the distance between two adjacent people is 3 meters. How long is the team?
长江路小学三3班51人只站成一队，每相邻两人之间都是3米，请问这一队有多长？
<gadget id="calculator">51 - 1</gadget>
<output>50</output>

<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<result>150</result>