Since 1 East Caribbean Dollar is equal to 0.30864294832658046 Cayman Islands Dollars, we could say that n East Caribbean Dollars are equal to 0.30864294832658046 times n Cayman Islands Dollars. In other words, we could use the following formula:
Cayman Islands Dollars = East Caribbean Dollars x 0.30864294832658046
For example, let's say that we want to convert 2.0 East Caribbean Dollars to Cayman Islands Dollars. Then, we just replace East Caribbean Dollars in the abovementioned formula with 2.0:
Cayman Islands Dollars = 2.0 x 0.30864294832658046
That is, 2.0 East Caribbean Dollars are equal to 0.6172858966531609 Cayman Islands Dollars.