Two people, A and B, train on a circle with a circumference of 400 meters. A and B start from the same place with their backs facing each other. From the start to the meeting, the distance run by B is the distance run by A (7/9 ). After meeting, A continues to run forward, while B runs in the opposite direction. When A catches up with B, the training ends. So in this training, how many meters did A run in total?
甲、乙两人在周长为400米的环形跑到上训练，甲、乙两人从同一地点同时背向出发，从出发到相遇，乙跑的距离是甲跑的距离的(7/9)．相遇后，甲继续向前跑，而乙则反向跑，当甲追上乙后训练结束．那么在这次训练中，甲一共跑了多少米．
<gadget id="calculator">7 + 9</gadget>
<output>16</output>

<gadget id="calculator">9 / 16</gadget>
<output>9/16 = around 0.5625</output>

<gadget id="calculator">400 * (9/16)</gadget>
<output>225</output>

<gadget id="calculator">9 - 7</gadget>
<output>2</output>

<gadget id="calculator">400 / 2</gadget>
<output>200</output>

<gadget id="calculator">200 * 9</gadget>
<output>1_800</output>

<gadget id="calculator">225 + 1_800</gadget>
<output>2_025</output>

<result>2_025</result>