TodayExchangeExchange rate：1=0.1404（1 CNY = 0.1404 USD），So645How much can be exchanged?？We can calculate it using the following formula：
645 * 0.1404 / 1 = 90.589887640449
According to the exchange rate, it can be calculated645Exchange90.589887640449，That is645=USD（645 CNY = 90.589887640449 645）。However, it should be noted that this calculation result is for reference only. For actual exchange, please refer to the actual transaction price of the bank.