Cardinal Numerals

Ordinal Numerals

1

I

unus, una, uum

prīm-us, -a, -um

2

II

duo, duae, duo

second-us, alter

3

III

trēs, trēs, tria

terti-us

4

IV

quattuor

quātt-us

5

V

quīnque

quīnt-us

6

VI

sex

sex-tus

7

VII

septem

sept-imus

8

VIII

octō

octāvus

9

IX

novem

nōnus

10

X

decem

decimus

11

XI

ūn-decim

un-decimus

12

XII

duo-decim

duo-decimus

13

XIII

tre-decim

tertius decimus

14

XIV

quattuor-decim

quāttus decimus

15

XV

quīn-decim

quīntus decimus

16

XVI

se-decim

sextus decimus

17

XVII

septen-decim

septimus decimus

18

XVIII

duo-dē-vīgintī

duo-dē-vīcē-simus

19

XIX

ūn-dē-vīgintī

ūn-dē-vīcē-simus

20

XX

vīgintī

vīcē-simus

100

C

centum

centē-simus

500

D

quīngentī

quīngentēsimus

1000/Adj

M

mīlle  (Adj,不變化)

mīlle-simus

1000/N

M

mīlia,-ium (中性複數i-stem)

ex: thousands of men