The original price of a color TV is 1,800 yuan, but the current price is lower than the original price (2/9), how much is the reduction?
一台彩电原价1800元，现在售价比原来降低(2/9)，降低了多少元？
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">1_800 * (2/9)</gadget>
<output>400</output>

<result>400</result>