expression, ichidan verb
paginate; number the pages
A straightforward expression meaning to assign page numbers to a document or book.
レポートを印刷する前に、ページ番号を付けてください。
Please number the pages before printing the report.
Standard kanji-katakana spelling for the expression.
Kana spelling of the verb part; common in everyday writing.
ページ付け is the noun form meaning 'pagination' or 'page numbering', while ページ番号を付ける is the verb phrase 'to paginate'.
A compound of ページ番号 (page number) + を + 付ける (to attach/assign). The expression is transparent and modern.