We are in process of modernising vedicmaths.org. Most of our articles, journal and resources from the past 28 years still remains accessible — only the look will be changing.
The World Leading Resource for Vedic Mathematics

From Vedic Square to the Digital Root ‘Clockworks’ of Modulo 90 Factorization

{google_docs}VM_Journal/Vedic_Square_-Factorization_Dyads.pdf {/google_docs}