Gematria Calculator gematria calculator In Greek and Hebrew, each letter of the alphabet doubles as a number.Gematria is the practice of calculating the numeric equivalent of words and phrasesby adding up the numbers associated with each letter.Enter a word below and the calculator will tell you the numerical equivalent of that word! Want to learn more about the Prophecy of numbers?Get "Numbers That Preach" and other resourcesby clicking the link below! Buy Numbers That Preach Resources