## The simple declension of cardinal numbers

Categorized as simple, includes numbers, which are composed of only one root, for example: "five", "seven", "ten". They inflect like a noun singular, feminine ("night", "help"). That is, in the nominative and accusative cases end in "s" by "-d", the rest ". Here is the declension of the numeral "five":
- Nominative case: five.
- Genitive: five.
- Dative: five.
- Accusative: five.
- The instrumental case: five.
- Prepositional (on) five.

## The complex declension of cardinal numbers

Complex numerals referred to as numerals, which consist of two roots ("eleven", "fifty", "hundred"). Declension of the numeral data has the following features: numerals ending in "dtsat" tend only to the end, and ending in "-ten", "hundred" (the latter includes "two hundred", "hundred", "four") are inclined in some cases both the root. Details:
- Nominative case: fifteen; sixty; seven hundred.
- Genitive: fifteen; sixty; seven hundred.
- Dative: fifteen; sixty; semitam.
- Accusative: fifteen; sixty; seven hundred.
- The instrumental case: fifteen; sixty; seven hundred minor.
- Prepositional (on). fifteen; sixty; seven hundred.

## Features of the declension of some numerals

Such numbers as "forty" to "ninety" and "hundred" have only two forms of declension: "forty", "ninety", "hundred" (I. p., B. p.); "forty", "ninety", "hundred" (in other cases).

Declension of collective numerals "both", "both", "four" (and others), as well as the words "two", "three", "four" looks like this:
- Nominative case: both; both; four; two; three; four.
- Genitive: two; three; four; both; both; four; two; three; four
- Dative: both; both; four; two; three; four.
- Accusative: (who?) both; both; four; two; three; four; (what?) both; both; four; two; three; four.
- The instrumental case: both; two; four; two; three; four.
- Prepositional (on, about) both; both; four; two; three; four.

Also keep in mind that in compound numerals consisting of several words (for example: "one hundred and thirty-one"), it is necessary to persuade all the words.