| Planmethodik | Nominativ, Singular | nominative case, singular | |
| Planmethodik | Genitiv, Singular | genitive case, singular | |
| Planmethodik | Dativ, Singular | dative case, singular | |
| Planmethodik | Akkusativ, Singular | accusative case, singular | |
| Planmethodiken | Nominativ, Plural | nominative case, plural | |
| Planmethodiken | Genitiv, Plural | genitive case, plural | |
| Planmethodiken | Dativ, Plural | dative case, plural | |
| Planmethodiken | Akkusativ, Plural | accusative case, plural |