To compare the value of GBP and the value of TWD the currency pair GBP/TWD is used and this means that we want to know how much of TWD we need to buy one GBP. That amount is currently in 38.35400.
The GBP is the base currency or transaction currency in this caseand on the other hand, TWD is considered the counter currency (although it can also be called the quote currency).
The value of this currency pair has been changing in the last hours and the data it has left us has been a minimum price of 38.30600 and a maximum price of 38.50000 y means a percentage of variation of the 0.12000% due to the difference of 0.04700.