There are 45 people in the school calligraphy team, which is less than the chess team (2/7). How many people are in the chess team? (column equation solution)
学校书法小组有45人，比参加棋类小组的人数少(2/7)，参加棋类小组的有多少人？(列方程解答)
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">1 - (2/7)</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">45 / (5/7)</gadget>
<output>63</output>

<result>63</result>