A total of 32 teams participated in the finals of the 2006 World Cup in Germany. First, they were divided into eight groups on average for the group stage. Every two teams in each group had to play one game. So how many group games should the eight groups have in total? game
2006年德国世界杯足球赛共有32支球队参加决赛，先平均分成八个组进行小组赛，每组中每两支球队之间都要赛一场，那么八个组共要进行多少场小组赛．
<gadget id="calculator">32 / 8</gadget>
<output>4</output>

<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">4 * (3/2) * 8</gadget>
<output>48</output>

<result>48</result>