Math Suite

Turns the cash you are willing to lose into the number of units to trade. Use it before every entry, so size follows your risk rule.

The same sizing rule in forex terms: stop in pips and pip value in, lot size out. Use it when your broker asks for lots, not units.

Shows what your risk percentage is worth in cash, and what a losing streak does to the account. Use it when choosing how much to risk.

Separates the leverage your broker offers from the leverage you actually carry. Use it before sizing up, or when a position feels too big.

Lays out stop and target levels for both a long and a short from one entry. Use it when writing the order, so the ticket matches the plan.

Estimates the chance a bad run takes the whole account, from your win rate, payoff and risk. Use it when deciding position size.

Works out what an average trade is worth once wins and losses are weighed. Use it to check an edge is real before scaling it up.

Computes the fraction of capital that grows an account fastest, and the half of it most traders use. Use it as a ceiling on position size.

Shows the gain needed to climb back to even after a drawdown, always more than the fall. Use it when setting a maximum drawdown limit.

Tells you how often you must be right for a reward-to-risk ratio to break even. Use it when choosing targets, or judging a strategy.

Steps capital forward at a rate per period, separating growth from money you added. Use it to sanity check a long term plan.

Projects the days to a capital target, stepping through the same staircase rule the Staircase page uses. Use it to turn a goal into a date.

Converts a pip into cash for the size you are trading, at several stop scales. Use it before sizing a forex trade.

Converts a result earned in another currency into yours, splitting trade gain from FX effect. Use it when trading foreign instruments.

Subtracts commission, spread and fees from your expectancy to show the real edge. Use it before increasing trade frequency.