It depends on your definition of what "partner" is. Plus one of you is an adult and the other is a minor. This usually does not lead to a healthy relationship. If the relationship has moved to the physical, then the older of the two is breaking the law in most states. So in the opinion of a father who has two daughters I would have to say, No it is not OK.
Yes.
If it is OK with her folks and "dating" is as far as it goes.
19.16
Nineteen and seven hundred sixteen thousandths.
teenager, nineteen, sixteen, eithteen
Dating is ok, but sex is a different story. The eldest one in the situation could be charged with rape or sex with a minor.
They are "dieciséis, diecisiete, dieciocho, diecinueve,"
19/16= 19 ÷ 16= 1.1875
thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen
hundred thousand million eighty eighteen nineteen sixteen interogative
You cold Buy a cute Pair of earrings or a bracelet
fifteen sixteen seventeen eighteen nineteen