Blockly:MATH SINGLE HELPURL/be-tarask

https://be-x-old.wikipedia.org/wiki/%D0%9A%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82%D0%BD%D1%8B_%D0%BA%D0%BE%D1%80%D0%B0%D0%BD%D1%8C