290s
290s ke ngwagasome tšhupamabakeng ya Gregorian wa go thoma ka 1 Pherekgong 290 ya fela ka 31 Manthole 299. Ngwagasome 290s o wela ngwagengkgolo wa 3.
| Ngwagakete: | Ngwagakete 1 |
| Mengwagakgolo: | Ngwagakgolo 2 – Ngwagakgolo 3 – Ngwagakgolo 4 |
| Mengwagasome: | 260s 270s 280s – 290s – 300s 310s 320s |
| Mengwaga: | 290 291 292 293 294 295 296 297 298 299 |
| 290s-tšago tswalanya: |