Can you get pregnant with precum the day of ones ovulation?

Sperm: it takes but one sperm to fertilize an egg. There are plenty of sperm in the pre-ejaculatory se creations of the penis. Therefore, if the sperm got in the vagina you could get pregnant. In simple terms: penis + vagina - birth control = pregnancy.

Yes: Ovulation is when a mature egg is released from the ovary, pushed down the fallopian tube and is available to be fertilized. Precum formally known as pre-ejaculatory fluid. Precum is made in the Cowper's gland and sperm is made in the testicles. Multiple studies have shown that precum may have live sperm in the fluid. So that is why couple use contraception. You need only 1 sperm to fertilize.