Juxing Primary School selects table tennis players to participate in the city-level primary school table tennis competition. It plans to select 2 players from 5 players. How many different ways are there in total?
聚星小学选派乒乓球队员参加市级小学生乒乓球比赛，打算从5名队员中选出2名队员，一共有多少种不同的选法．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">5 / 2</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">4 * (5/2)</gadget>
<output>10</output>

<result>10</result>