Declension table of ?gaṇitavya

Neuter	Singular	Dual	Plural
Nominative	gaṇitavyam	gaṇitavye	gaṇitavyāni
Vocative	gaṇitavya	gaṇitavye	gaṇitavyāni
Accusative	gaṇitavyam	gaṇitavye	gaṇitavyāni
Instrumental	gaṇitavyena	gaṇitavyābhyām	gaṇitavyaiḥ
Dative	gaṇitavyāya	gaṇitavyābhyām	gaṇitavyebhyaḥ
Ablative	gaṇitavyāt	gaṇitavyābhyām	gaṇitavyebhyaḥ
Genitive	gaṇitavyasya	gaṇitavyayoḥ	gaṇitavyānām
Locative	gaṇitavye	gaṇitavyayoḥ	gaṇitavyeṣu

Compound gaṇitavya -

Adverb -gaṇitavyam -gaṇitavyāt