$BTC Pairs trading (Trading Pairs 101) is a fundamental concept in financial markets, especially cryptocurrencies. It refers to a pair of assets that are traded together, such as BTC/USD or ETH/BTC. In each pair, one asset is exchanged for another. The price represents the value of the first asset relative to the second. Understanding pairs trading helps traders analyze the market and make informed decisions. Successful trading requires knowledge of pairs, market analysis, and risk management. Pairs can be major, such as major currencies against the dollar, or cross pairs, which include two currencies other than the dollar.