Biblical Hebrew and occasionally other literary works, distinct from the calligraphic styles used mainly for private purposes. The Mizrahi and Ashkenazi book-hand styles were later adapted to printed fonts after the invention of the printing press. The modern Hebrew alphabet, also known as the Assyrian or Square script, is a descendant of the Aramaic alphabet. The Phoenician script had dropped five characters by the 12th century BCE, reflecting the language's twenty-two consonantal phonemes. As a result, the 22 letters of the Paleo-Hebrew alphabet numbered less than the consonant phonemes of ancient Biblical Hebrew; in particular, the letters could each mark two different
Hebrew alphabet Hebrew letters started being used to denote numbers in the late 2nd century BC, and performed this arithmetic function for about a thousand years. Nowadays alphanumeric notation is used only in specific contexts, e.g. denoting dates in the Hebrew calendar, denoting grades of school in Israel, other listings (e.g. שלב א׳, שלב ב׳ – "phase a, phase b"), commonly in Kabbalah (Jewish mysticism) in a practice known as gematria, and often in religious contexts. The numbers 500, 600, 700, 800 and 900 are commonly represented by the juxtapositions ק״ת, ר״ת, ש״ת, ת״ת, and ק״תת respectively. Adding a geresh ("׳") to