Bip39 Checksum. Now, at the next amount we use these acquiring and change important bunch to create personal private keys. Use the above make personal keys and chain code and pass them to the above pointed out operate kchild = kpar + hash(Kpar, cpar, i) to create particular person keys. https://bookmarksea.com/story19603200/bip39-wallets-https-linktr-ee-bip39-5-simple-statements-about-bip39-mnemonic-explained