Since 1 New Taiwan Dollar is equal to 0.276948498544 Hong Kong Dollars, we could say that n New Taiwan Dollars are equal to 0.276948498544 times n Hong Kong Dollars. In other words, we could use the following formula:
Hong Kong Dollars = New Taiwan Dollars x 0.276948498544
For example, let's say that we want to convert 2 New Taiwan Dollars to Hong Kong Dollars. Then, we just replace New Taiwan Dollars in the abovementioned formula with 2:
Hong Kong Dollars = 2 x 0.276948498544
That is, 2 New Taiwan Dollars are equal to 0.553896997088 Hong Kong Dollars.