420
Glitch in the matrix
(ani.social)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
There's quite a few calculators that get this wrong. In college, I found out that Casio calculators do things the right way, are affordable, and readily available. I stuck with it through the rest of my classes.
My Casio calculators get this wrong, even the newer ones. BTW the correct answer is 16, right?