Workshop A originally had 100 employees. After transferring 20 people from workshop B to workshop A, the number of workers in workshop B is (4/5) that of workshop A. How many employees are there in Workshop B?
甲车间原有职工100人，从乙车间调20人到甲车间后，乙车间的人数是甲车间的(4/5)．乙车间现有职工多少人．
<gadget id="calculator">100 + 20</gadget>
<output>120</output>

<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">120 * (4/5)</gadget>
<output>96</output>

<result>96</result>