Since 1 British Pound is equal to 10.60620816 Hong Kong Dollars, we could say that n British Pounds are equal to 10.60620816 times n Hong Kong Dollars. In other words, we could use the following formula:
Hong Kong Dollars = British Pounds x 10.60620816
For example, let's say that we want to convert 2 British Pounds to Hong Kong Dollars. Then, we just replace British Pounds in the abovementioned formula with 2:
Hong Kong Dollars = 2 x 10.60620816
That is, 2 British Pounds are equal to 21.21241632 Hong Kong Dollars.