There are two engineering teams, A and B. Team A has 120 people. 20% of team A's number is transferred to team B. At this time, (2/3) of team B's number is exactly (3/4) of team A's number. It turns out that team B has fewer people than team A?
甲、乙两个工程队，甲队有120人，把甲队人数的20%调入乙队，这时乙队人数的(2/3)正好是甲队人数的(3/4)．原来乙队比甲队少多少人？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(3/4) / (2/3)</gadget>
<output>9/8 = around 1.125</output>

<gadget id="calculator">120 * (4/5) * (9/8)</gadget>
<output>108</output>

<gadget id="calculator">120 * (1/5)</gadget>
<output>24</output>

<gadget id="calculator">108 - 24</gadget>
<output>84</output>

<gadget id="calculator">120 - 84</gadget>
<output>36</output>

<result>36</result>