A processing plant processes (3/5) tons of feed on the first day, and processes less (1/4) tons than on the second day. How many tons are processed in two days?
一个加工厂，第一天加工饲料(3/5)吨，比第二天少加工(1/4)吨，两天共加工多少吨？
<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) + (3/5)</gadget>
<output>29/20 = around 1.45</output>

<result>29/20 = around 1.45</result>