This chapter tells you about the inflection of Greek numerals.
Greek inflects some (but by far not all) cardinal numbers.
Here you will learn which numerals to inflect and how to do that.

Facts to know about the Greek "zero":

The numeral of zero in Greek is of neuter gender.
Here you have to remember an additional form for the Genitive singular: μηδευός.
Please take a close look at the following examples for the use of the zero in Greek:

The numeral "one" inflects like the undefined article:

The numeral "one" inflects like the undefined article.
Please take a look at the following table:

The inflected Greek numerals behave like the Greek adjectives:
They adopt to the noun that they refer to in case (Nom., Gen., etc.), number (singular or plural) and gender (male, female or neuter).

Which Greek numerals inflect?

The numerals "three" and "four" in Greek also inflect.
Please, learn the following forms by heart:

It might be interesting to read through some examples for the use of those numerals:

Please note that all numerals containing one, three or four, also inflect.

Exception: The numeral eleven does not inflect!

Please, be aware that the upon mentioned rule has one exception:
The numeral eleven does not inflect.
The same is true for all numbers that contain eleven (e.g. 111, 211 etc.).

Moreover all numerals under thousand and based on hundred inflect.
Please, look at the following example:

But - please note:
The numeral 100 itself does not inflect.

The next numeral that inflects is the million.
Here you only have to learn neuter forms: