While at the lake, Cohen saw 300 fish-eater birds that had migrated…

While at the lake, Cohen saw 300 fish-eater birds that had migrated into the area recently walking by the lake, eating the fish they had caught. The number of birds at the lake doubled on the second day and reduced by 200 on the third day. How many fish-eater birds did Cohen see in the three days?

GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · train #4206