Originally Posted by Jel

Not quite correct, because you'd need to say you'd give me 40 bucks and another 40 bucks, times that 80 bucks by whatever I have in my pocket, in this case 0, then a buck on top. Which is a buck.

Now, if you said you'd give me 40 bucks, plus 40 bucks multiplied by what I have in my pocket (in other words, you verbally added the parentheses), plus a buck, then you'd give me 41 bucks.