Spread is the difference between the Bid (selling) price and the Ask (buying) price of a currency pair, and it represents one of the primary costs of trading in the forex market. Understanding the spread is essential before using MetaTrader 4, as it explains why different prices appear in the Bid and Ask columns of the Market Watch window.
Instrument name
Bid price (sell price)
Ask price (buy price)
To view more columns, like spread for example, right click anywhere on the market watch then choose "Spread"
The spread column will appear as follows:
