Since 1 East Caribbean Dollar is equal to 0.308608906403 Cayman Islands Dollars, we could say that n East Caribbean Dollars are equal to 0.308608906403 times n Cayman Islands Dollars. In other words, we could use the following formula:
Cayman Islands Dollars = East Caribbean Dollars x 0.308608906403
For example, let's say that we want to convert 2 East Caribbean Dollars to Cayman Islands Dollars. Then, we just replace East Caribbean Dollars in the abovementioned formula with 2:
Cayman Islands Dollars = 2 x 0.308608906403
That is, 2 East Caribbean Dollars are equal to 0.617217812806 Cayman Islands Dollars.