There are 120 female workers in a workshop, and the number of male workers is 45 less than three times the number of female workers. How many male and female workers are there in total?
一车间有女工120人，男工人数比女工人数的3倍少45人，男女工一共有多少人？
<gadget id="calculator">120 * 3</gadget>
<output>360</output>

<gadget id="calculator">360 - 45</gadget>
<output>315</output>

<gadget id="calculator">315 + 120</gadget>
<output>435</output>

<result>435</result>