Declension table of ?śaṇitavya

Masculine	Singular	Dual	Plural
Nominative	śaṇitavyaḥ	śaṇitavyau	śaṇitavyāḥ
Vocative	śaṇitavya	śaṇitavyau	śaṇitavyāḥ
Accusative	śaṇitavyam	śaṇitavyau	śaṇitavyān
Instrumental	śaṇitavyena	śaṇitavyābhyām	śaṇitavyaiḥ śaṇitavyebhiḥ
Dative	śaṇitavyāya	śaṇitavyābhyām	śaṇitavyebhyaḥ
Ablative	śaṇitavyāt	śaṇitavyābhyām	śaṇitavyebhyaḥ
Genitive	śaṇitavyasya	śaṇitavyayoḥ	śaṇitavyānām
Locative	śaṇitavye	śaṇitavyayoḥ	śaṇitavyeṣu

Compound śaṇitavya -

Adverb -śaṇitavyam -śaṇitavyāt