"What is your date of birth? (informal)" in French

Quelle est ta date de naissance ?

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Literal Breakdown

English	French	Learn
which; what (feminine singular)	quelle	Learn
is (3rd person singular)	est	Learn
your (informal feminine singular)	ta	Learn
of; from	de	Learn

The French translation for “What is your date of birth? (informal)” is Quelle est ta date de naissance ?. The French, Quelle est ta date de naissance ?, can be broken down into 4 parts:"which; what (feminine singular)" (quelle), "is (3rd person singular)" (est), "your (informal feminine singular)" (ta) and "of; from" (de).