Since 1 Canadian Dollar is equal to 0.751244248286 US Dollars, we could say that n Canadian Dollars are equal to 0.751244248286 times n US Dollars. In other words, we could use the following formula:
US Dollars = Canadian Dollars x 0.751244248286
For example, let's say that we want to convert 2 Canadian Dollars to US Dollars. Then, we just replace Canadian Dollars in the abovementioned formula with 2:
US Dollars = 2 x 0.751244248286
That is, 2 Canadian Dollars are equal to 1.50248849657 US Dollars.