Since 1 Hong Kong Dollar is equal to 0.106267131361 Cayman Islands Dollars, we could say that n Hong Kong Dollars are equal to 0.106267131361 times n Cayman Islands Dollars. In other words, we could use the following formula:
Cayman Islands Dollars = Hong Kong Dollars x 0.106267131361
For example, let's say that we want to convert 2 Hong Kong Dollars to Cayman Islands Dollars. Then, we just replace Hong Kong Dollars in the abovementioned formula with 2:
Cayman Islands Dollars = 2 x 0.106267131361
That is, 2 Hong Kong Dollars are equal to 0.212534262722 Cayman Islands Dollars.