The number of male workers in a workplace is 60 more than the total number of workers (3/5), and the number of female workers is (1/4) of the total number of workers in the factory. How many male workers are there in this factory?
某职场男职工人数比全场职工人数的(3/5)多60人，女职工人数是全厂职工人数的(1/4)，这个厂男职工有多少人？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(3/5) + (1/4)</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">1 - (17/20)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">60 / (3/20)</gadget>
<output>400</output>

<gadget id="calculator">400 * (3/5)</gadget>
<output>240</output>

<gadget id="calculator">240 + 60</gadget>
<output>300</output>

<result>300</result>