| English | eng-000 |
| notation system | |
| 普通话 | cmn-000 | 记数制 |
| 普通话 | cmn-000 | 记数系统 |
| English | eng-000 | number representation |
| English | eng-000 | number representation system |
| English | eng-000 | number system |
| English | eng-000 | numeral system |
| English | eng-000 | numeration system |
| русский | rus-000 | система обозначений |