Since 1 US Dollar is equal to 144.057896 Jamaican Dollars, we could say that n United States Dollars are equal to 144.057896 times n Jamaican Dollars. In other words, we could use the following formula:
Jamaican Dollars = United States Dollars x 144.057896
For example, let's say that we want to convert 2 United States Dollars to Jamaican Dollars. Then, we just replace United States Dollars in the abovementioned formula with 2:
Jamaican Dollars = 2 x 144.057896
That is, 2 United States Dollars are equal to 288.115792 Jamaican Dollars.