The output value of a pharmaceutical factory in May is 112% of that in April. How much is the increase in May compared with April?
某制药厂五月份的产值是四月份的112%，五月份比四月份增产多少．
<gadget id="calculator">112 / 100</gadget>
<output>28/25 = around 1.12</output>

<gadget id="calculator">(28/25) - 1</gadget>
<output>3/25 = around 0.12</output>

<gadget id="calculator">(3/25) / 1</gadget>
<output>3/25 = around 0.12</output>

<result>3/25 = around 0.12</result>