Unlike dc, it is not stack based, and interprets mathematical statements in plaintext in a natural way.
Example session % bc 3+2*4 11 3^4+12 93 (3^4+12)/11-22 -14 This article is a stub. You can help Wikipedia by fixing it.
% bc 3+2*4 11 3^4+12 93 (3^4+12)/11-22 -14