A bag of flour, ate 1400 kg on the second day, 200 kg more than the first day (2/9). How many kilograms did you eat on the first day?
一袋面粉，第二天吃了1400千克，比第一天的(2/9)多200千克．第一天吃了多少千克？
<gadget id="calculator">1_400 - 200</gadget>
<output>1_200</output>

<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">1_200 / (2/9)</gadget>
<output>5_400</output>

<result>5_400</result>