Clear and simple groupings of cardinal numbers for English language learners. Rules for saying and writing big numbers are included along with pronunciation tips. This set of pages for students can serve as a supplemental note-taker or guide on learning numbers 0 - 1,000,000,000+ in English. Several examples are given, showing how to say or write big numbers word by word. Finally, two brief practice exercises are included for students to check their own understanding of numbers and for student