Since 1 British Pound is equal to 2.0345284763268503 New Zealand Dollars, we could say that n British Pounds are equal to 2.0345284763268503 times n New Zealand Dollars. In other words, we could use the following formula:
New Zealand Dollars = British Pounds x 2.0345284763268503
For example, let's say that we want to convert 2.0 British Pounds to New Zealand Dollars. Then, we just replace British Pounds in the abovementioned formula with 2.0:
New Zealand Dollars = 2.0 x 2.0345284763268503
That is, 2.0 British Pounds are equal to 4.069056952653701 New Zealand Dollars.