Hongguang Farm Tools Factory produced 600 pieces of farm tools in May, 25% more than in April. How many pieces of farm tools were produced in April?
红光农具厂五月份生产农具600件，比四月份多生产25%，四月份生产农具多少件？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">600 / (5/4)</gadget>
<output>480</output>

<result>480</result>