1: ūnus
2: duo
3: trēs
4: quattuor
5: quīnque
6: sex
7: septem
8: octō
9: novem
10: decem
11: ūndecim
12: duodecim
13: trēdecim
14: quattuordecim
15: quīndecim
16: sēdecim
17: septendecim
18: duodēvīgintī
19: ūndēvīgintī
20: vīgintī
30: trīgintā
40: quadrāgintā
50: quīnquāgintā
60: sexāgintā
70: septuāgintā
80: octōgintā
90: nōnāgintā
100: centum
200: ducentī
300: trecentī
400: quadringentī
500: quīngentī
600: sescentī
900: nōngentī
1,000: mīlle
First: prīmus
Second: secundus
Third: tertius
Fourth: quārtus
Fifth: quīntus
Tenth: decimus
Once: semel
Twice: bis
Three times: ter
Half: dīmidium

Free flashcards from Peabody at peabody.kids/flashcards/la-numbers