The school gave a sum of money to the teachers as a bonus, and the same amount was given to each teacher, leaving 2,000 yuan in the end. Later, 3 teachers were transferred, and the school originally wanted to give them the same amount of bonuses, but it turned out that There is still a shortfall of 400 yuan. How much bonus did each teacher pay?
学校把一笔钱发给教师当奖金，发给每位教师的钱数相同最后还剩下2000元；后来又转来了3个教师，学校本来也想给他们发同样多的奖金，结果发现还缺400元．原来每个教师发了多少奖金？
<gadget id="calculator">2_000 + 400</gadget>
<output>2_400</output>

<gadget id="calculator">2_400 / 3</gadget>
<output>800</output>

<result>800</result>