A coat costs 200 yuan, which is 1/9 lower than the original price. How much is the reduction?
一件上衣200元，比原价降低了(1/9)，降低了多少元？
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 - (1/9)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">200 / (8/9)</gadget>
<output>225</output>

<gadget id="calculator">225 - 200</gadget>
<output>25</output>

<result>25</result>