"May Day" shopping malls are promoting, the current price of a refrigerator is 1200 yuan, which is lower than the original price (2/5), how much is the original price of this refrigerator? (calculated by equation)
"五一"商场促销，一台冰箱现价1200元，现价比原价低(2/5)，这台冰箱原价多少元？(用方程计算)
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1_200 / (3/5)</gadget>
<output>2_000</output>

<result>2_000</result>