Can a small amount of precum on the tip of the vagina, get you pregnant?

Of course: Sperm are present in pre-ejaculate, so there is always a risk. If worried, check hpt 10-14 days after event. In future, if wears condom, can do many things without significant pregnancy risk.

Risk: There is potential for pregnancy if sperm is deposited at the introitus (opening of vagina) or within the vagina. If not ready for pregnancy – use protection every time.