How do I get comfortable with the math side of trading?

You trade on gut because the quantitative side feels beyond you, and there is real skill in your instinct, so do not dismiss it. But you already sense the limit: gut can carry you far and then leave you exposed in exactly the moments numbers would have warned you. Wanting to close that gap is wisdom, not insecurity. The math is more learnable than it looks from the outside. You do not need to become a quant overnight or master everything at once. You need a few core ideas, how to size a position, how to think about probability and risk, how to test whether an idea actually held up, and those can be learned one at a time. Each one you add does not replace your instinct; it gives your instinct a sturdier floor to stand on. Pick one quantitative concept that would most improve your trading and learn just that, then use it alongside your gut for a while. Build from there, slowly. The aim is not to trade like a machine but to give your good instincts the support of numbers, so that what you feel and what you can measure start to work together.