https://www.lavistachurchofchrist.org/cms/both-ezra-264-and-nehemiah-766-agree-that-the-totals-for-the-whole-assembly-were-42360-yet-ezra-adds-up-to-29818-and-nehemiah-to-31089/
Both Ezra 2:64 and Nehemiah 7:66 agree that the totals for the whole assembly were 42,360, yet Ezra adds up to 29,818 and Nehemiah to 31,089