Since 1 East Caribbean Dollar is equal to 0.3454781595160127 Euros, we could say that n East Caribbean Dollars are equal to 0.3454781595160127 times n Euros. In other words, we could use the following formula:
Euros = East Caribbean Dollars x 0.3454781595160127
For example, let's say that we want to convert 2.0 East Caribbean Dollars to Euros. Then, we just replace East Caribbean Dollars in the abovementioned formula with 2.0:
Euros = 2.0 x 0.3454781595160127
That is, 2.0 East Caribbean Dollars are equal to 0.6909563190320254 Euros.