An electrical appliance store sold 2,250 computers this year, and this year’s sales volume increased by (1/4) compared to last year. How many computers were sold last year?
某电器商场今年销售了2250台电脑，今年的销售量比去年增加了(1/4)，去年销售了多少台电脑？
<gadget id="calculator">1 / 4</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">2_250 / (5/4)</gadget>
<output>1_800</output>

<result>1_800</result>