Latin Terms for Numbers

 

General Terms:

numerus - number

par - even

impar - odd

Quot - how many, how much

sunt - are / equals

Addition Words - et, plus, adde

Subtraction Words - de, minus, subtrahe

Multiplication Words - multiplicatum per

Division Words - divisum per

 

Cardinal Numbers - counting numbers

Arabic Numeral Roman Numeral Latin Term
0   nihil
1 I unus
2 II duo
3 III tres
4 IV quattuor
5 V quinque
6 VI sex
7 VII septem
8 VIII octo
9 IX novem
10 X decem
11 XI undecim
12 XII duodecim
13 XIII tredecim
14 XIV quattuordecim
15 XV quindecim
16 XVI sedecim
17 XVII septendecim
18 XVIII duodeviginti
19 XIX undeviginti
20 XX viginti
30 XXX triginta
50 L quinquaginta
100 C centum
200 CC ducenti
500 D quingenti
1000 M mille

 

Ordinal Numbers - ordering numbers

English Number Latin Term
First primus, prima, primum
Second secundus, secunda, secundum
Third tertius, tertia, tertium
Fourth quartus, quarta, quartum
Fifth quintus, quinta, quintum
Sixth sextus, sexta, sextum
Seventh septimus, septima, septimum
Eighth octavus, octava, octavum
Ninth nonus, nona, nonum
Tenth decimus, decima, decimum