New to numerology. Ive noticed different sites use either 1-9 or 1-8. Manly P Halls, who I very much trust, book shows numbers 1-9. What is the difference or how are the two different systems used exactly Any type of clarification would be helpful.

New to numerology. Ive discovered various websites use either 1-9 or 1-8. Manly P Halls, who I extremely much trust, book shows numbers 1-9. What is the distinction or how are the two various systems used exactly? Any type of information would be practical.