Persian Braille

Persian Braille (Persian: بریل فارسی) is the braille alphabet for the Persian language. It is largely compatible with Arabic Braille, which may be found (in uncontracted form) within Persian Braille texts. There are a few additional Persian letters that do not exist in Arabic.
Persian Braille is read from left to right, following the international convention. Numbers are also left to right, rather than switching direction as they do in printed Arabic.
Persian Braille charts.
Numbers and arithmetic.
Numbers are the same as in English Braille. Arithmetical symbols are introduced by a separate braille prefix.
Numbers follow operands without a space. For example,
is in braille,