The total value created in this exchange is  mathematically given as
Exchange = 13
This is further explained below.
Generally,
Deltra surplus =30-21
Deltra surplus = 9
Deltra surplus =21-17
Deirdre surplus = 4
In conclusion, Total value was created in this
Exchange = 9+ 4
Exchange = 13
In conclusion, The process of exchanging the native currency of one nation for the currency of another nation at the market-determined exchange rate is known as foreign exchange. Let's take a closer look at what it means to deal in foreign currency,
The currencies of various nations are distinct from one another. Foreign exchange is the process of exchanging the currency of one nation for the currency of another.
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