There is a kind of commodity, store A sets the price according to 20% profit, and store B sets the price according to 15% profit. The price of store A is 112 yuan higher than that of store B. How much is the purchase price of this commodity?
有一种商品，甲店按20%的利润来定价，乙店按15%的利润来定价，甲店的定价比乙店的定价贵112元，这种商品的进价多少元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">(1/5) - (3/20)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">112 / (1/20)</gadget>
<output>2_240</output>

<result>2_240</result>