to read decimal fractions, convert them to simple ones: 2,71828 = 2+71828/100000 . after integer in such cases is often used word (substantiated adjective "full, integer", which also refers to omitted word and thus is feminine): 3,14 – () (union is often omitted); word can appear also in naming non-decimal simple fractions: 2 3/8 – . zero before comma is often read: 0,01 = 0+1/100 – (shortly: ). informally, decimal fractional part can be read more conveniently as sequence of simple digits and numbers: . same method is used to read long numerals unrelated to a noun (phone numbers, address indexes, etc.), grouping two or three digits: 123406 – (forced added to avoid missing digit).