Bip39 Checksum. A BIP39 mnemonic sentence is really a set of words (mostly 12 or 24) that we will interact with more efficiently than other figures that are not words (bits and numbers as well as like). BIP39's intent in introducing using mnemonic words should be to reduce the errors https://seek-directory.com/listings13113040/bip39-passphrase-https-linktr-ee-bip39-rumored-buzz-on-bip39-mnemonic-code-converter-tool