Trading & Investing
Fees
The exchange charges the rate on both sides of the trade.
The Formula
Fees = (Cost + Proceeds) x Fee rate
The exchange charges the rate on both sides of the trade.
| Symbol | Meaning | Unit | Notes |
|---|---|---|---|
| C | Cost | currency | Buy price times quantity. |
| P | Proceeds | currency | Sell price times quantity. |
| r | Fee rate | rate | Exchange fee per side. |
What Each Symbol Means
Ccurrency
Cost
Buy price times quantity.
Pcurrency
Proceeds
Sell price times quantity.
rrate
Fee rate
Exchange fee per side.
See It Worked With Real Numbers
A formula on its own does not tell you which number goes where. The how to calculate crypto profit page applies this equation to a concrete case, shows every intermediate step, and names the mistakes that produce a wrong answer even when the algebra is right.
Where This Formula Appears
This equation is the working core of How To Calculate Crypto Profit, filed under Finance. Every number the guide produces comes from substituting into this one line.