Trading & Investing
Cost and proceeds
The two sides of the trade before fees.
The Formula
Cost = Buy x Qty; Proceeds = Sell x Qty
The two sides of the trade before fees.
| Symbol | Meaning | Unit | Notes |
|---|---|---|---|
| B | Buy price | currency | Price paid per coin. |
| S | Sell price | currency | Price received per coin. |
| Q | Quantity | count | Number of coins traded. |
What Each Symbol Means
Bcurrency
Buy price
Price paid per coin.
Scurrency
Sell price
Price received per coin.
Qcount
Quantity
Number of coins traded.
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.