Since 1 Hong Kong Dollar is equal to 0.865545552333 Trinidad and Tobago Dollars, we could say that n Hong Kong Dollars are equal to 0.865545552333 times n Trinidad and Tobago Dollars. In other words, we could use the following formula:
Trinidad and Tobago Dollars = Hong Kong Dollars x 0.865545552333
For example, let's say that we want to convert 2 Hong Kong Dollars to Trinidad and Tobago Dollars. Then, we just replace Hong Kong Dollars in the abovementioned formula with 2:
Trinidad and Tobago Dollars = 2 x 0.865545552333
That is, 2 Hong Kong Dollars are equal to 1.73109110467 Trinidad and Tobago Dollars.