| Indonesian | > | English |
| tiga puluh | 30, xxx, thirty | |
| perang tiga puluh tahun | Thirty Years' War | |
| lima puluh | 50, l, fifty | |
| sembilan puluh | 90, xc, ninety | |
| tiga | 3, III, deuce-ace, iii, leash, tercet, ternary, ternion, terzetto, threesome, tierce, trey, triad, trine, trinity, trio, triplet, troika, three | |
| tiga belas | 13, xiii, thirteen |
| English | 30, xxx, thirty |
